National Guard trucks haul residents through floodwaters to the Superdome after Hurricane Katrina hit in New Orleans, Tuesday, Aug. 30, 2005. Officials called for a mandatory evacuation of the city, but many residents remained.

Flood victims take shelter near ticket windows at the Superdome in New Orleans, Wednesday, Aug. 31, 2005.

Thousands wait to be evacuated from the Superdome, Friday, Sept. 2, 2005, in New Orleans.

The Louisiana Superdome is surrounded by floodwaters from Hurricane Katrina, Thursday, Sept. 1, 2005 in New Orleans.

Huge shafts of light strike the playing field of the Louisiana Superdome in New Orleans on Friday, Sept. 2, 2005. The dome is littered with debris after serving as a shelter for victims from Hurricane Katrina. The light is filtering in through holes in the roof. A huge military presence has arrived in the city, restoring order and bringing with them food and water to feed the thousands of victims of Hurricane Katrina.

The Superdome and the skyline in New Orleans is shown, Thursday, Feb. 23, 2006. Almost six months after Hurricane Katrina, the area remains heavily damaged.

Chris Bailey, from Atlanta, works to install the new scoreboard and video screen in the Superdome in New Orleans on Aug. 18, 2006.

Kelly Johnson, from Austin, Texas, center, with Sportexe is framed by the center of a zero as he works to install the new turf in the Louisiana Superdome in New Orleans on Tuesday Sept. 5, 2006. (AP Photo/Alex Brandon)

New Orleans Saints running back Deuce McAllister changes his shoes for the Saints' first practice inside the Superdome in New Orleans on Friday, Sept. 22, 2006.

New Orleans Saints fan Kathy Spadoni dances in front of the Louisiana Superdome in New Orleans, Monday, Sept. 25, 2006. The Monday night game between the Atlanta Falcons and New Orleans Saints is the first event in the Superdome since it was heavily damaged by Hurricane Katrina.

Fans cheer as the banner drops outside of the Louisiana Superdome prior to the first Saints home game since Hurricane Katrina hit the area in August of 2005.

Fans look on during the Monday Night Football game between the Atlanta Falcons and New Orleans Saints in the Superdome on Sept. 25, 2006.

The New Orleans Saints take the field for their football game against the Atlanta Falcons at the newly re-opened Louisiana Superdome in New Orleans on Monday, Sept. 25, 2006.

New Orleans Saints' Steve Gleason (37) sprints through the end zone after blocking an Atlanta Falcons punt in the first quarter of their NFL football game at the newly re-opened Louisiana Superdome after Hurricane Katrina in New Orleans. The Saints recovered for a touchdown.

New Orleans Saints receiver Devery Henderson scores a first quarter touchdown as Atlanta Falcons' Michael Boley (59) defends during their NFL football game at the newly re-opened Louisiana Superdome in New Orleans on Monday, Sept. 25, 2006.

New Orleans Saints quarterback Drew Brees (9) looks downfield as Atlanta Falcons' Rod Coleman (75) defends in the first half of their football game at the newly re-opened Louisiana Superdome in New Orleans on Monday, Sept. 25, 2006.

Bono, the lead singer for the rock group U2 performs prior to the game between the Atlanta Falcons against the New Orleans Saints at the Louisiana Superdome on September 25, 2006 in New Orleans, Louisiana.

New Orleans Saints' Josh Bullocks (29) goes up to block the field goal attempt by Atlanta Falcons kicker Morten Andersen (5) in the first half of their football game at the newly re-opened Louisiana Superdome in New Orleans on Monday, Sept. 25, 2006. Holding for Andersen is Matt Schaub (8).

New Orleans Saints quarterback Drew Brees congratulates kicker John Carney (3) at the end of their football game against the Atlanta Falcons at the newly re-opened Louisiana Superdome in New Orleans on Monday, Sept. 25, 2006. The Saints won 23-3.