Hurricane Katrina | EVENT

In a Thursday, Feb. 4, 2010 photo, New Orleans mayoral candidates John Georges, left, Troy Henry and Mitch Landrieu, right, get ready before a televised debate in New Orleans. Amid the festivity of Carnival parades and the Saints' first-ever Super Bowl appearance, New Orleans voters face a serious task Saturday: Electing a new mayor to deal with the city's uneven recovery from the destruction wrought by Hurricane Katrina and lingering troubles such as violent crime.

In this Jan. 27, 2010 photo, Louisiana National Guard captain Percy "P.J." Williams stands on the floor of the Louisiana Superdome in New Orleans. Williams, who grew up in New Orleans, was stationed in the Louisiana Superdome during and after Hurricane Katrina. He and his wife held onto their season tickets after the storm.

In this Jan. 27, 2010 picture, Louisiana National Guard captain Percy "P.J." Williams speaks about his experience being stationed in the Louisiana Superdome during and after Hurricane Katrina in front of a photograph of the storm-damaged building. He and his wife held onto their season tickets after the storm.

In this Jan. 27, 2010 photo, Louisiana National Guard captain Percy "P.J." Williams speaks with a reporter in New Orleans. Williams, who grew up in New Orleans, was stationed in the Louisiana Superdome during and after Hurricane Katrina. He and his wife held onto their season tickets after the storm.

In this Jan. 27, 2010 photo, barber Willie Pearson displays his New Orleans Saints tattoo in Impressive Barber Shop in New Orleans. A lifelong Saints fan, he got the tattoo after the team's 2006 comeback season following Hurricane Katrina.

Vice President Joe Biden poses for a picture during an event where recovery from Hurricane Katrina was discussed, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden gestures as he makes a speech on the areas recovery from Hurricane Katrina, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden makes a speech on the areas recovery from Hurricane Katrina, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden joins Sen. Mary Landrieu, D-La., right, and Louisiana Gov. Bobby Jindal, at an event where recovery from Hurricane Katrina is being discussed, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

As Vice President Joe Biden, not pictured, delivers an address, Sen. Mary Landrieu, D-La., right, huddles with Louisiana Gov. Bobby Jindal, at an event where recovery from Hurricane Katrina is being discussed, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden makes a speech on the areas recovery from Hurricane Katrina, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden, accompanied by Louisiana Gov. Bobby Jindal delivers an address at an event where recovery from Hurricane Katrina is being discussed, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana to announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

Vice President Joe Biden joins Sen. Mary Landrieu, D-La. , left, and Louisiana Gov. Bobby Jindal, at an event where recovery from Hurricane Katrina is being discussed, Friday, Jan. 15, 2010, in New Orleans. Biden is in Louisiana announcing steps that the Administration is taking to assist recovery efforts from Hurricanes Katrina and Rita.

This Jan. 14, 2010 photo shows Pierre Confident posing in his backyard, where a neighbor's roof that was damaged by Hurricane Katrina is visible in New Orleans. Confident, who grew up near Port-au-Prince, Haiti, and has lived in New Orleans for more than 20 years, is still rebuilding his home after it was flooded when the levees broke during Katrina.

In this photo courtesy of "Meet the Press," White House Press Secretary Robert Gibbs appears in an image made from video feed on "Meet the Press'" Sunday, Dec. 27, 2009, at the NBC studios in Washington. The Obama administration claim that "the system worked" after a failed aircraft bombing wasn't quite as jolting as President George W. Bush's "Brownie, you're doing a heckuva job" while New Orleans sank under deadly Hurricane Katrina. But both raised disturbing questions about presidential response in a time of crisis.

In this photo courtesy of "Meet the Press," Homeland Security Secretary Janet Napolitano appears on "Meet the Press'" Sunday, Dec. 27, 2009, at the NBC studios in Washington. The Obama administration claim that "the system worked" after a failed aircraft bombing wasn't quite as jolting as President George W. Bush's "Brownie, you're doing a heckuva job" while New Orleans sank under deadly Hurricane Katrina. But both raised disturbing questions about presidential response in a time of crisis.