Slideshow: Iconic images of Hurricane Katrina

A brass band plays as singer Charmaine Neville, actress Shauna Rappold (both not pictured), and others hold a symbolic jazz funeral for victims of Hurricane Katrina, as the fifth anniversary of the storms in downtown New Orleans, Wednesday, Aug. 25, 2010. (AP Photo/Gerald Herbert)

A brass band plays as singer Charmaine Neville, actress Shauna Rappold (both not pictured), and others hold a symbolic jazz funeral for victims of Hurricane Katrina, as the fifth anniversary of the storms in downtown New Orleans, Wednesday, Aug. 25, 2010. (AP Photo/Gerald Herbert)

Singer Charmaine Neville, background left, and actress Shauna Rappold, center, playing the role of a grieving woman, participate in a symbolic jazz funeral to honor Hurricane Katrina victims, ahead of the fifth anniversary of the storm, in downtown New Orleans, Wednesday, Aug. 25, 2010. (AP Photo/Gerald Herbert)

In this Sept. 5, 2005 picture, Leonard Thomas, 23, cries after a SWAT police team burst into the flooded home where he and his family were living in New Orleans. Neighbors had reported that the family was squatting in the house in the wake of Hurricane Katrina but the authorities left after the family proved they were the owners. (AP Photo/Rick Bowmer)

In this Monday Sept. 12, 2005 picture, Vice Adm. Thad Allen, left, lifts a downed power line during a tour of the destruction caused by Hurricane Katrina in downtown New Orleans with President Bush, center, Lousiana Gov. Kathleen Blanco, second left, White House Chief of Staff Andrew Card, partially hidden, New Orleans Mayor Ray Nagin, second from right, and Lt. Gen. Russ Honore, right. (AP Photo/Susan Walsh)

In this Tuesday Sept. 6, 2005 picture, a soldier patrols the street next to a house fire in the Garden District in New Orleans. Scarce running water hampered efforts of the New Orleans Fire Department. (AP Photo/Rick Bowmer)

In this Tuesday, Aug. 30, 2005 picture, people take merchandise from downtown businesses in New Orleans after Hurricane Katrina hit the area. (AP Photo/Eric Gay)

FILE - This Wednesday, Aug. 31, 2005 picture shows cars piled up among other debris from Hurricane Katrina in Gulfport, Miss. (AP Photo/David J. Phillip)

In this Saturday, Sept. 3, 2005 picture, a family of Hurricane Katrina victims walk past a covered body in front of the convention center in New Orleans as they walk to evacuation buses. (AP Photo/Eric Gay)

In this Tuesday, Aug. 30, 2005 picture, Evelyn Turner cries alongside the body of her common-law husband, Xavier Bowie, after he died in New Orleans. Bowie and Turner had decided to ride out Hurricane Katrina when they could not find a way to leave the city. Bowie, who had lung cancer, died when he ran out of oxygen Tuesday afternoon. (AP Photo/Eric Gay)

This Sunday, Sept. 4, 2005 picture shows an improvised tomb concealing a body that had been lying on the sidewalk in New Orleans for days in the wake of Hurricane Katrina. (AP Photo/Dave Martin)

In this Sept. 8, 2005 picture, Oklahoma National Guard Spc. Craig Yates patrols the streets of New Orleans at night in the wake of Hurricane Katrina. (AP Photo/Rick Bowmer)

In this Saturday, Sept. 3, 2005, evacuees from Hurricane Katrina-ravaged New Orleans cover the stadium floor of Houston's Astrodome. (AP Photo/Pat Sullivan)

In this Thursday, Sept. 1, 2005 picture, New Orleans residents gather at a evacuation staging area along Interstate 10 in Metarie, La. The residents were either evacuated by air or walked to the Interstate to escape the city besieged by flooding and lack of electricity in the wake of Hurricane Katrina. (AP Photo/Dave Martin)

In this Saturday, Sept. 3, 2005 picture, Tanisha Blevin, 5, holds the hand of fellow Hurricane Katrina victim Nita LaGarde, 105, as they are evacuated from the convention center in New Orleans. (AP Photo/Eric Gay)

In this Thursday, Sept. 1, 2005 picture, Milvertha Hendricks, 84, covered with a blanket depicting a U.S. flag, waits in the rain with other flood victims outside the convention center in New Orleans. (AP Photo/Eric Gay)

In this Saturday, Sept. 3, 2005 picture, bottles of water are handed over a fence to Hurricane Katrina victims at a temporary hospital set up at the New Orleans airport. (AP Photo/Steven Senne)

In this Sept. 1, 2005 picture, Terri Jones tries to cool fellow Hurricane Katrina flood victim Dorthy Divic, 89, who was overheated and exhausted at the Convention Center in New Orleans. (AP Photo/Eirc Gay)

In this Thursday, Sept. 1, 2005 picture, people wait to be evacuated at the Louisiana Superdome in New Orleans as water fills the streets in the wake of Hurricane Katrina. (AP Photo/David J. Phillip)

In this Aug. 30, 2005 picture, floodwaters from Hurricane Katrina fill the streets near downtown New Orleans. (AP Photo/David J. Phillip)

In this photograph taken by AP Images for Rebuilding Together - With hammers in hand, volunteers with Rebuilding Together's Fifty for Five, build a fence for one of the 50 homes to be rebuilt in five days in the Gentilly neighborhood of New Orleans, Wednesday, August 25, 2010. Rebuilding Together, a national non-profit, created Fifty for Five to commemorate the fifth anniversary of Hurricane Katrina and has rebuilt more than 750 homes in the Gulf Coast since 2005. (Cheryl Gerber/AP Images for Rebuilding Together)

In this photograph taken by AP Images for Rebuilding Together - Stepping up, volunteers with Rebuilding Together's Fifty for Five, repair one of the 50 of homes to be rebuilt in five days in the Gentilly neighborhood of New Orleans, Wednesday, August 25, 2010. Rebuilding Together, a national non-profit, created Fifty for Five to commemorate the fifth anniversary of Hurricane Katrina and has rebuilt more than 750 homes in the Gulf Coast since 2005. (Cheryl Gerber/AP Images for Rebuilding Together)

In this photograph taken by AP Images for Rebuilding Together, Deborah Johnson volunteers with Rebuilding Together's Fifty for Five, painting a window in one of the 50 homes to be rebuilt in five days in the Gentilly neighborhood of New Orleans, Wednesday, August 25, 2010. Rebuilding Together, a national non-profit, created Fifty for Five to commemorate the fifth anniversary of Hurricane Katrina and has rebuilt more than 750 homes in the Gulf Coast since 2005. (Cheryl Gerber/AP Images for Rebuilding Together)

In this Tuesday, Aug. 30, 2005 picture, a New Orleans resident carries bottled water as she walks through oil-coated floodwaters in the downtown area. (AP Photo/Bill Haber)

In this photograph taken by AP Images for Rebuilding Together, Ruby Wright, a volunteer from Houma, La., paints the finishing touches on a home in the Gentilly neighborhood of New Orleans as part of Rebuilding Together's Fifty for Five, in which volunteers from around the country have come to rebuild 50 homes in five days, commemorating the fifth anniversary of Hurricane Katrina, Wednesday, August 25, 2010. Rebuilding Together, a national non-profit, has already rebuilt more than 750 homes in the Gulf Coast since 2005. (Cheryl Gerber/AP Images for Rebuilding Together)

In this Aug. 31, 2005 picture, Rhonda Braden walks through the destruction in her childhood neighborhood in Long Beach, Miss. after Hurricane Katrina ravaged the area. (AP Photo/Rob Carr)

In this Aug. 31, 2005 picture, New Orleans Police and volunteers use boats to rescue residents from a flooded neighborhood on the east side of New Orleans. Hurricane Katrina left much of the city under water. (AP Photo/Eric Gay)

In this Aug. 30, 2005 picture, floodwaters from Hurricane Katrina pour through a levee along Inner Harbor Navigaional Canal near downtown New Orleans, a day after Katrina passed through the city. (AP Photo/Pool, Vincent Laforet)

In this Tuesday, Aug. 30, 2005 picture, a New Orleans resident is rescued from the rooftop of a home by a U.S. Coast Guard helicopter crew as floodwaters from Hurricane Katrina cover the streets. (AP Photo/David J. Phillip)

In this Monday, August 28, 2005 picture, Bay St. Louis Emergency Management Agency volunteer crews rescue members of the Taylor family from the roof of their SUV, which became trapped on Highway U.S. 90 due to flooding from Hurricane Katrina in Bay St. Louis, Miss. (AP Photo/Ben Sklar