President Obama heads to the World Trade Center site in New York today to honor the victims of the 9/11 attacks. Watch CNN.com Live for coverage on this story.
Today's programming highlights...
9:45 am ET - Exiting Afghanistan briefing - Now that Osama bin Laden is dead, what does this mean for the U.S. military's presence in Afghanistan? Two House lawmakers will unveil legislation calling for the president to submit a timeline for withdrawing U.S. troops from the country.
10:00 am ET - U.S. policy in Pakistan hearing - Osama bin Laden was found in Pakistan, sparking concern among some over America's relationship with the country. The Senate Foreign Relations Committee looks at U.S. engagement in Pakistan this morning.
10:00 am ET - Social media and disasters hearing - Social media has played a critical role as a communication tool in the aftermath of disasters, such as last week's tornadoes in the Southern U.S. A Senate homeland security subcommittee takes a look at the power of social media.
1:20 pm ET - Obama participates in wreath-laying ceremony - President Obama attends a wreath-laying ceremony at the 9/11 memorial in New York.
1:30 pm ET - Pentagon 9/11 wreath-laying ceremony - A similar ceremony occurs this afternoon at the Pentagon's 9/11 memorial. Vice President Joe Biden will be among those in attendance.
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