U.S. President Barack Obama (R) tours Hurricane Isaac damage in the Ridgewood neighborhood of LaPlace, Saint John the Baptist Parish in Louisiana, Sept. 3.

A coffin is washed up onto a front lawn due to Hurricane Isaac flooding in Plaquemines Parish on Sept. 3, in Braithwaite, Louisiana. Damage totals from the storm could top $2 billion and more than 125,000 customers are still without power six days after the storm made landfall.

Melanie Martinez holds the family cat, which they have renamed Isaac, as they salvage items from their flooded home in Plaquemines Parish on Sept. 3, in Braithwaite, Louisiana. Martinez, along with her husband Philip and here mother, was forced to ride out the storm in the home when their car broke down. The house quickly flooded and they were rescued by a neighbor who was able to break into their attic to save them. They only were able to find the cat today who survived six days without food at the house.

A dead horse and other debris from Hurricane Isaac flooding are washed up onto a levee in Plaquemines Parish on Sept. 3.

In the foreground is a sign marking the waterline from Hurricane Katrina in Don Duplantier's home in Braithwaite, La., on Sept. 2., but floodwaters from Isaac went all the way up to the second floor. Duplantier retrieved his cat and collected his daughter's bridesmaid dress for the upcoming wedding of his son.

A statue of St. Francis of Assisi is displayed on a mud-covered countertop.

The flooded ground floor of the home of Don Duplantier is seen in the aftermath of Hurricane Isaac.

Don Duplantier walks through his flooded home.

Don Duplantier puts his cat Lovey into a kennel on the flooded second floor of his home.

Don Duplantier holds his cat 'Lovey' as he prepares to transport him from his flooded home. More than 200,000 people across Louisiana still didn't have any power five days after Hurricane Isaac ravaged the state. Thousands of evacuees remained at shelters or bunked with friends or relatives.

Lovey meows from its kennel.

Don Duplantier paddles a pirogue from his flooded home.

A woman walks through flood waters from Hurricane Isaac storm surge on the north shore of Lake Pontchartrain on August 30, 2012 in Mandeville, Louisiana.

Interstate 10 lies partially submerged by floodwaters in LaPlace, La., Aug. 30, 2012.

People and a dog who were rescued from their flooded homes are loaded into a Louisiana National Guard truck, after Hurricane Isaac made landfall and flooded homes with 10 feet of water in Braithwaite, La., in Plaquemines Parish on Aug. 29.

People rest in a rescue truck atop a levee next to floodwaters after being rescued in Plaquemines Parish on Aug. 29 in Braithwaite, Louisiana. Dozens were reportedly rescued in the area after levees were overtopped by floodwaters from Hurricane Isaac. Today is the seventh anniversary of Hurricane Katrina.

Carlo Maltese and his dog Pin get off a boat after being rescued from his flooded home as Hurricane Isaac hits Wednesday, Aug. 29 in Braithwaite, La.

Rescue workers look out at floodwaters from a levee on Aug. 29, 2012 in Braithwaite, La . Dozens were reportedly rescued in the area in Plaquemines Parish after levees were overtopped by floodwaters from Hurricane Isaac.

A local business owner takes down a sign in the French Quarter in preparation for Tropical Storm Isaac in New Orleans, La., Aug. 27, 2012.

Members of the City Hall Property Management team board up the outside windows of City Hall in preparation for the arrival of Tropical Storm Isaac in New Orleans, La., Aug. 27, 2012. On its current track, Isaac is due to slam into the Gulf Coast anywhere between Fla. and La. by Tuesday night or early Wednesday, the U.S. National Hurricane Center (NHC) said.

A man walks by a boarded-up business in the French Quarter as business owners prepare for tropical storm Isaac in New Orleans, La., Aug. 27, 2012.

Rachel Reboir, left, holds up a pair of new shoes as her fellow employee Christy Lorio hangs up plywood on Magazine Street as business owners prepare for Tropical Storm Isaac in New Orleans, La., Aug. 27, 2012.

A pedestrian walks around temporary security fencing in downtown Tampa, Fla., as rain showers move through the area on Aug. 25. Tampa area residents wait for Tropical Storm Isaac as they prepare for the Repulican National Convention which will be held in Tampa during the week of August 27th.