Americans commemorated this week the loss of those who died at the hands of al Qaeda terrorists on September 11, 2001. Their leader chimed in a day later with new threats against the United States.
Ayman al-Zawahiri called on his followers in an audio message posted on the Internet on Thursday to "land a large strike on it, even if it takes years of patience for this."
Officials from the Massachusetts Port Authority issued an apology Wednesday after conducting a fire training exercise at Boston Logan International Airport on the 12th anniversary of the September 11 attacks.
"The fire department will be training this morning. Smoke on the airfield is part of the training," the airport's Twitter account announced.
In response to negative reactions on social media sites, the port authority, which operates the airport, said in a statement, "Massport apologizes for conducting the fire training exercise and understands that it may have offended many of those touched by the events of Sept. 11."
"It's just dumb," Gov. Deval Patrick said. "The timing could not be worse."FULL STORY
A juror in the James "Whitey" Bulger trial said Tuesday that testimony revealing deep-seated corruption in the FBI and government during the mobster's heyday left her disgusted with the judicial system.
Janet Uhlar, speaking to CNN's Deborah Feyerick in her first interview since the federal jury on Monday convicted Bulger on 31 of 32 counts, called him an "old man" and said he may not have been a government informant.
The jury found Bulger guilty of counts including extortion, money laundering, drug dealing and weapons possession. It held Bulger responsible for the murders of 11 people.
Bulger, 83, faces a maximum sentence of up to life plus 30 years in prison.FULL STORY
After deliberating for 28 hours over four days, a federal jury Friday broke for the weekend without announcing a verdict in the trial of reputed Boston crime boss James "Whitey" Bulger.
The eight-man, four-woman panel will resume work at 9 a.m. Monday to continue processing testimony from 70 witnesses and over 800 exhibits compiled during the seven weeks of the trial.
Bulger, 83, is accused of racketeering, including involvement in 19 killings, and also 13 counts of extortion and money-laundering during a 20-year "reign of terror" that defined South Boston from the early '70s through 1995, when Bulger fled Boston.FULL STORY
The New York Times Co. will sell The Boston Globe to sports magnate John W. Henry for $70 million, a fraction of the price it paid for the paper two decades ago.
The company paid $1.1 billion for the properties. The impending sale to the owner of the Boston Red Sox is for 6.3% of the price it paid.
Patriots tight end Aaron Hernandez is used to throngs of media clamoring to ask him questions, but the NFL star has never had to deal with them camping outside his home.
After reports that the player had been questioned in connection with a homicide not far from his Massachusetts house, that's what he's been faced with for the past three days.
A line of reporters waited on the road in front of his house Wednesday, along with neighbors eager for a word from the player.
Nearby, police sifted through the woods for clues that could shed some light on what happened to Odin Lloyd, 27, who was found dead less than a mile from Hernandez's expansive home in North Attleborough.
Hernandez has yet to say anything publicly.FULL STORY
Deceased Boston Marathon bombing suspect Tamerlan Tsarnaev participated in a 2011 gruesome triple homicide outside Boston along with a Chechen killed early Wednesday during a confrontation with the FBI and Massachusetts State Police in Orlando, Florida, a federal law enforcement official told CNN.
Ibragim Todashev, who died during the interview with authorities, not only confessed to his direct role in slashing the throats of three people in Waltham, Massachusetts, but also fingered Tsarnaev in the deaths, the official said Wednesday.FULL STORY
A man fatally shot overnight by an FBI agent in Orlando was being investigated for a possible connection to the Boston bombings, a U.S. law enforcement official with direct knowledge of the Boston Marathon case told CNN.
The man who was shot, Ibragim Todashev, knew both of the Tsarnaev brothers, Tamerlan and Dzhokhar, the official said.
The agent shot in self-defense in an incident at Todashev's house, the official said.
Agents were led to Todashev, who had once lived in Boston, "through investigative leads," the official said.FULL STORY
Investigators have found residue of explosives in the Cambridge, Massachusetts, apartment slain bombing suspect Tamerlan Tsarnaev shared with his wife and young daughter, a source briefed on the investigation told CNN on Friday.
The residue turned up in at least three places, the source said: the kitchen table, the kitchen sink and the bathtub.
Suspect Dzhokhar Tsarnaev had previously told investigators that he and his brother built the devices in Tamerlan's home, according to another U.S. law enforcement official regularly briefed on the investigation.
Meanwhile, investigators searched areas in and around Dartmouth, Massachusetts, on Friday, according to the FBI.FULL STORY
Federal agents are looking into possible links between dead Boston Marathon bomb suspect Tamerlan Tsarnaev and a Canadian boxer-turned-jihadist killed by Russian troops in 2012, a source being briefed on the investigation said Monday.
William Plotnikov and six others died in a firefight with Russian forces in the southwestern republic of Dagestan in July 2012, while Tsarnaev was visiting the region, the source said. The 23-year-old Plotnikov was born in Russia, but his family moved to Canada when he was a teenager.
The source said Plotnikov's body was prepared for burial by a local imam on July 14. Tsarnaev flew out of Dagestan two days later, arriving in New York on July 17. Investigators are looking into the possibility he left because of Plotnikov's death, the source said.
Dzhokhar Tsarnaev, the surviving suspect in the Boston Marathon bombings, has been transferred from the Beth Israel Deaconess Medical Center to Federal Medical Center Devens, a facility that holds detainees who need medical care in north-central Massachusetts, U.S. Marshals Service spokesman Drew Wade said Friday.FULL STORY
The parents of the Boston Marathon bombing suspects have left their home in Dagestan for another part of Russia, the suspects' mother Zubeidat Tsarnaev told CNN Friday. She said the suspects' father, Anzor Tsarnaev, is delaying his trip to the United States indefinitely.
He was to fly to the United States as soon as Friday to cooperate in the investigation into the attacks. But his wife called an ambulance for him Thursday.
She told CNN's Nick Paton Walsh that her husband was delaying the trip for health reasons. She wouldn't elaborate.
Anzor Tsarnaev agreed to fly to the United States after FBI agents and Russian officials spoke with them for hours this week at the family's home.FULL STORY
Nine days after Boylston Street turned into a bloody scene of carnage, the area reopened to public foot traffic Wednesday.
It's another sign Boston is recovering from the twin bombings that killed three and wounded hundreds more.
Also Wednesday, mourners will gather to honor Massachusetts Institute of Technology Officer Sean Collier, who authorities say was fatally shot by the suspected bombers last week. The memorial service will take place on the MIT campus.
And as more details slowly emerge from the bedridden suspect, U.S. officials were traveling to Dagestan to interview the parents of the suspected bombers.FULL STORY
The surviving suspect in the Boston Marathon bombings has told investigators that his older brother - not any international terrorist group - masterminded the deadly attack, a U.S. government source said.
Preliminary interviews with Dzhokhar Tsarnaev indicate the two brothers fit the classification of self-radicalized jihadists, the source said Monday.
Tsarnaev has conveyed to investigators that Tamerlan's motivation was that of jihadist thought and the idea that Islam is under attack and jihadists need to fight back, the source said.
The government source cautioned that the interviews were preliminary, and that Tsarnaev's account needs to be checked out and followed up on by investigators.FULL STORY
Boston Marathon bombing suspect Dzhokhar Tsarnaev has told investigators that no international terrorist groups were behind last week's attacks, a U.S. government source said Monday.
He also told investigators his older brother, Tamerlan, was the driving force behind the planning and execution of the attacks and wanted to defend Islam from attack, the source told CNN's Jake Tapper.
The government source cautions that this is just what the suspect is saying in these preliminary interviews, and that all of his claims need to be checked out and followed up by investigators.FULL STORY
Watch CNN.com Live for continuing coverage of the investigation and fallout from the fatal bombings at the Boston Marathon.
Today's programming highlights...
The Jodi Arias trial resumes on Tuesday, April 23
12:00 pm ET - White House briefing - The Boston Marathon bombings, gun control and immigration will likely dominate discussion at today's briefing in Washington.
At 2:50 p.m. Monday, Boston will fall silent to honor the victims of a tragedy that unhinged the city.
A minute later, bells will ring to mark the Boston Marathon bombings one week ago today.
As Americans reflect on the attacks, the lone surviving suspect remains hospitalized with a tube down his throat, unable to verbalize what he was thinking when a pair of bombs killed three people and wounded more than 170 others.
While authorities say Bostonians can rest easier now that Dzhokhar Tsarnaev is in custody, nagging questions hinder any total sense of security: Why would the assailants want to kill or maim throngs of innocent civilians, and could this happen again?FULL STORY
Federal officials hope to inform Dzhokhar Tsarnaev of charges as early as today, a Department of Justice official tells CNN's Pamela Brown.
The 19-year-old suspect in the Boston Marathon bombing remains in serious but stable condition in a Boston hospital, where he's under heavy guard.
While a presentment of charges could take place Sunday, an official arraignment would take place later. Normally, a person who faces federal charges must be arraigned within 48 hours.
Perhaps the only man in the world who can explain why the Boston Marathon bombings took place is sedated with a tube down his throat, unable to speak.
Suspect Dzhokar Tsarnaev was in serious but stable condition at a Boston hospital and cannot talk, Massachusetts Gov. Deval Patrick told reporters.
"I, and I think all of the law enforcement professionals, are hoping for a host of reasons that the suspect survives, because we have a million questions, and those questions need to be answered," the governor said Saturday.
As Tsarnaev remains under heavy guard at the hospital, a flurry of new details have emerged in the case.FULL STORY
[Update 10:12 p.m.] Dzhokar Tsarnaev is currently intubated and sedated, a source who receives regular intelligence briefings on the Boston bombings said Saturday, according to CNN's Deborah Feyerick.
Earlier, a federal official, speaking on condition of anonymity, told CNN on Saturday that Tsarnaev has injuries to his throat and may not be able to talk.
Tsarnaev is being treated for wounds at Beth Israel Deaconess Medical Center. Authorities have not publicly detailed the injuries sustained by the teen, whom authorities captured on Friday night in Watertown, Massachusetts.
Massachusetts Gov. Deval Patrick told reporters on Saturday that Tsarnaev was in "serious but stable condition" and "not yet able to communicate yet."
[Update 9:22 p.m.] Two key Republicans on the House Homeland Security Committee – Rep. Mike McCaul of Texas, the panel's chairman; and Rep. Peter King of New York – will press the Obama administration for details about the FBI's questioning of Tamerlan Tsarnaev in 2011, according to a GOP congressional source.
FBI agents interviewed Tamerlan two years ago and also looked at his travel history, checked databases for derogatory information and searched for Web postings. The agency found no connection with terror groups, an FBI official told CNN.
Tamerlan Tsarnaev, who was not a U.S. citizen, traveled to Sheremetyevo, Russia, in January 2012, according to travel records provided by a U.S. official. He returned six months later.
[Update 9:03 p.m.] After the charges are filed, the Federal Public Defender Office in Boston will be appointed to represent Dzhokar Tsarnaev, according to Miriam Conrad, the federal public defender for the Massachusetts district. Conrad stressed that the office has not yet been appointed to defend him.
[Update 7:32 p.m.] Dzhokar Tsarnaev has injuries to his throat and may not be able to talk, a federal official, speaking on condition of anonymity, told CNN on Saturday.
[Update 6:17 p.m.] Sen. Carl Levin, D-Mich., chairman of the Senate Armed Services Committee, rejected calls for Dzhokar Tsarnaev to be held as an enemy combatant under the law of war. "I am not aware of any evidence so far that the Boston suspect is part of any organized group, let alone al Qaeda, the Taliban, or one of their affiliates - the only organizations whose members are subject to detention under the Authorization for Use of Military Force, as it has been consistently interpreted by all three branches of our government.
"In the absence of such evidence I know of no legal basis for his detention as an enemy combatant. To hold the suspect as an enemy combatant under these circumstances would be contrary to our laws and may even jeopardize our efforts to prosecute him for his crimes."
[Update 5:21 p.m.] A senior U.S. official tells CNN it was Russia in 2011 that asked the FBI to look at Tamerlan Tsarnaev’s activities.
[Update 2:24 p.m.] Watertown Police Chief Edward Devaeu provided the most detailed version yet of the violent events that unfolded Thursday night and the subsequent manhunt for Dzhokar Tsarnaev in an interview with CNN's Wolf Blitzer. You can read the full story here. Some of new details:
– Once police located Tsarnaev Friday evening, they used flash bang grenades before beginning to negotiate with him.
–An FBI negotiator on the second floor of the house spoke with the suspect while a helicopter above with a heat sensor recorded his movements even though he was underneath a tarp. After about 30 minutes, police got him to lift up his shirt and show his chest to prove he didn't have explosives on his body. Only then did they feel comfortable sending people in.
– Handguns, a rifle, and at least six bombs - three which had exploded - were found at the scene of Thursday night's violence in Watertown.
–During a shootout with police on Thursday night, the older brother, Tamerlan Tsarnaev, exited the vehicle he was in and started walking down the street, shooting at officers. He ran out of ammunition when he was only five or ten feet away from police. One officer then tackles him, and he and two or three others try to handcuff him.
–As they try to handcuff the older brother, the younger brother comes barreling at them in the vehicle. The officers dive out of the way, and Dzhokar runs over his brother, dragging him for a short distance. Police think this is what killed him.
[Update 1:19 p.m.] The Boston Red Sox are moments away from playing their first game in the city since Monday's bombings. The team will wear special jerseys with the word "Boston" across the front, instead or "Red Sox." The jerseys will be signed and auctioned off with proceeds going to The One Fund Boston. The team shared this picture on its Instagram page:
[Update 1:05 p.m.] President Obama will continue to receive updates on the investigation from his team throughout the day, a White House official told CNN.
[Update 12:59 p.m. ET] The campus of the University of Massachusetts-Dartmouth will remain closed Saturday, a school spokesman said, so law enforcement can complete its investigation stemming from the Boston Marathon terror attack. The university, where Dzhokar Tsarnaev was a student, is preparing to reopen Sunday, spokesman John Hoey said.
[Update 11:34 a.m. ET] Early indications are that Dzhokar Tsarnaev and Tamerlan Tsarnaev acted alone, Chief Edward Deveau of the Watertown Police Department told CNN's Wolf Blitzer.
[Update 11:33 a.m. ET] Dzhokar Tsarnaev was on the campus of University of Massachusetts-Dartmouth every day after the attack until until late Thursday, a university official told CNN. Tsarnaev attended classes as well as parties in the dorms during that period.
[Update 11:18 a.m. ET] Fifty-seven people remain hospitalized Saturday as a result of the Boston Marathon terror attack, including three in critical condition, according to the latest CNN count.
[Update 11:15 a.m. ET] Ruslan Tsarni tells CNN more about the changing religious outlook of Tamerlan Tsarnaev. Tsarni noticed changes as far back as 2009. The uncle recalls a phone conversation in which Tsarnaev called him an "infidel." The young man also told his uncle he was not concerned about work or studies because God had a plan for him. The possible radicalization of Tsarnaev began around that time under the influence of an Armenian man who was a recent convert to Islam, Ruslan Tsarni said he learned from a family acquaintance. Tsarni said his radicalization happened "right there, in the streets of Cambridge."
[Update 10:07 a.m. ET] Federal terrorism charges against Boston Marathon bombings suspect Dzhokar Tsarnaev could be filed soon, even as he remains hospitalized, a Justice Department official told CNN. The 19-year-old could also face murder charges at the state level, the source said. There is no death penalty in Massachusetts, but Tsarnaev could face that punishment at the federal level.
[Update 9:37 a.m. ET] Anzor Tsarnaev, father of the bombing suspects, reiterated that he believes his sons are not responsible for the attack. He told CNN's Nick Paton Walsh in Dagestan that his sons "never, ever" could have done something like this, and that he will travel soon to the United States.
[Update 7:34 a.m. ET] Russia wants to receive official information about the bombing suspects from the United States, a spokesman for Russian President Vladimir Putin said on state television. Russia expects there will contact between investigators of both countries.
[Update 7:16 a.m. ET] Investigators in Dagestan, where the Boston bombing suspects' parents live, will not engage with the family, unless an order comes from Moscow to do so, Russia state news reported today.
[Update 7:15 a.m. ET] The White House has published a photo of President Obama receiving the news of the capture of the suspect hiding in the boat.
[Update 6:28 a.m. ET] Want to help people injured in the Boston Marathon bombings Monday? Go to CNN's Impact Your World to find out how.
[Update 6:21 a.m. ET] Though the suspects are no longer on the loose, the work on this case is not over. There will be questions, and so far only one person can answer most of them - the 19-year-old suspect in serious condition in a Boston hospital. Even the president has said he wants answers. Read the full story by CNN's Lateef Mungin.
[Update 6:14 a.m. ET] Life on the ice skates a step back towards normal Saturday in Boston, when the Pittsburgh Penguins will face the Boston Bruins in an NHL game at noon.
[Update 6:10 a.m. ET] Security officers still stand guard Saturday morning at the hospital, where "suspect number 2" is being treated.
[Update 5:05 a.m. ET] After a five-day nightmare, Boston can finally rest. One suspect in the Boston Marathon bombings is in custody. The other, his older brother, is dead. And residents across Massachusetts are cheering the officers who ended a week of hell. Read the story by CNN's Holly Yan.
[Update 3:48 a. m. ET] The government of Kazakhstan distanced itself from the Boston bombing suspects saying there is no evidence the brothers lived in the country before coming to the United States. The Kazakhs condemned the Boston attacks. The statement.
[Update 3:35 a.m.] BloombergBusinessweek reports: Shutting down Boston for a day cost $333 million.
[Update 3:33 a.m.] A flapping tarp ended a manhunt for the younger bombing suspect. When authorities lifted an order for residents to stay locked indoors, a man went for a stroll in his backyard and saw that something didn't look right about the tarp on his boat. Here's how it gave the suspect away.
[Update 3:31 a.m.] A photo tweeted by CNN affiliate WMUR reporter Jean Mackin shows "suspect number 2" through the window of an ambulance, as he is taken away from the scene in Watertown. His face can be seen on the lower left of the window.
[Update 2:55 a.m.] The family of the wife of one suspected bomber issued a typed statement that was published on a local news website in Rhode Island, The North Kingstown Patch. It read: "Our daughter has lost her husband today, the father of her child. We cannot begin to comprehend how this horrible tragedy occurred. In the aftermath of the Patriot's Day horror, we know that we never really knew Tamerlane Tsarnaev. Our hearts are sickened by the knowledge of the horror he has inflicted. Please respect our family's privacy in this difficult time."
See type written note here.
[Update 1:41 a.m.] The San Francisco Giants honored Boston victims by posting the message "#TogetherWereBoston" on the Jumbotron at AT&T Park during the team's game against the San Diego Padres.
[Update 1:10 a.m.] A powerful picture sent in by the Kafranbel Coordination Committee in the town of Kafranbel in northwest Syria.
[Update 12:45 a.m.] Montana Fredrick filmed students at Northeastern University celebrating in Hemenway Street on Friday night while first responders passed through. "Every time a police car passed by, the cheering became louder and a sense of respect and admiration was felt through the crowd," Fredrick said. "Many students donned American themed apparel with ample American flags dangling from windows and draped across students backs."
[Update 12:36 a.m.] Bassel Nasri, a friend of Dzokhar Tsarnaev, said the suspect never gave him a sense of being anti-American. The last time the two met was on April 8, the Monday before the Boston Marathon, when Tsarnaev gave him a ride to a soccer game. "He seemed very fine. It was just like regular conversation, talking about soccer," Nasri said.
[Update 12:16 a.m. ET] Tsarnaev is being evaluated and treated at Beth Israel Deaconess Medical Center where he remains in serious condition. There is a heavy police presence. The FBI is expected to offer an update on his condition sometime this morning.
[Updated at 12:12 a.m.] The family of 8-year-old Martin Richard, one of three killed in the Boston Marathon bombing, thanked law enforcement for the arrest but added: "None of this will bring our beloved Martin back, or reverse the injuries these men inflicted on our family and nearly two hundred others. We continue to pray for healing and for comfort on the long road that lies ahead for every victim and their loved ones."
[Posted at 12:02 a.m.] College students and Bostonians alike took to the Boston common to celebrate the arrest of the alleged Boston Marathon bombing suspect.