Ongoing coverage - BP webcam of Gulf oil disaster

10:00 am ET - Obama addresses National Urban League - President Obama is expected to make remarks on education reform at the National Urban League’s 100th anniversary convention in Washington.

10:30 am ET - Arlington Cemetery hearing - A Senate subcommittee holds a hearing on the mismanagement of contracts at Arlington National Cemetery.

11:00 am ET - Shirley Sherrod speaks in San Diego - Nearly two weeks after Shirley Sherrod was accused of being a racist and ousted from the U.S. Agriculture Department, she is set to appear at the NABJ Convention in San Diego.

1:00 pm ET - Rep. Rangel ethics hearing - The House ethics panel will unveil specific charges against embattled Rep. Charles Rangel for the first time.

1:45 pm ET - Gulf oil disaster briefing - National Incident Commander Adm. Thad Allen gives an update on the Gulf oil spill response.

4:45 pm ET - Obama signs tribal law act - President Obama delivers remarks and signs the Tribal Law and Order Act, a major piece of legislation affecting law enforcement within tribal communities.