A marching group arrives at Canal Street as it marches ahead of the Krewe of Zulu on Mardi Gras Day in New Orleans, Tuesday, March 8, 2011. (AP Photo/Gerald Herbert)
Police on horseback and foot clear out the crowds on Bourbon Street just after midnight for the end of Mardi Gras festivities in New Orleans Wednesday, March 9, 2011. (AP Photo/Gerald Herbert)
In this March 3, 2011 photo, a member of the Krewe of Chaos throws trinkets to the crowd during their Mardi Gras parade on St. Charles Ave. in New Orleans. The crescent city expects its largest crowd for the annual celebration since Hurricane Katrina struck in 2005. (AP Photo/Gerald Herbert)
Baltimore Ravens player Ed Reed speaks at a news conference about the apparent recovery of his brother's body from the Mississippi River, at the St. Charles Parish Sheriff headquarters in Luling, La., Wednesday, Jan. 26, 2011. (AP Photo/Gerald Herbert)
In this Monday, Dec. 27, 2010 photo, the closed and boarded building that once housed the Eagle Saloon, where Louis Armstrong and Buddy Bolden used to perform, is seen on the right at the corner of South Rampart and Perdido Streets in downtown New Orleans. (AP Photo/Gerald Herbert)
The Deepwater Horizon oil rig burns in the Gulf of Mexico on April 21, 2010. (AP Photo/Gerald Herbert)
Ohio State cheerleaders and band perform for fans at a pep rally for the upcoming Sugar Bowl game in New Orleans, Monday, Jan. 3, 2011. (AP Photo/Gerald Herbert)
An aerial photo shows the Gulf of Mexico more than 50 miles southeast of Venice on Louisiana's tip, the Deepwater Horizon oil rig is seen burning on April 21, 2010. (AP Photo/Gerald Herbert, File)
Firefighters work the scene of a fire in an abandoned warehouse, where eight people died, in the Upper Ninth Ward of New Orleans, Tuesday, Dec. 28, 2010. Authorities say the blaze killed eight homeless people who were burning wood in a barrel to stay warm during the freezing night. (AP Photo/Gerald Herbert)
