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.

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.

Residents walk past swaying palm trees following the passing of Hurricane Ernesto in Mahahual, in the Mexican state of Quintana Roo on Aug. 8.

A damaged gas station stands after the passing of tropical storm Ernesto in Mahahual, in the Mexican state of Quintana Roo on Aug. 8.

Tropical Storm Ernesto moves west over land in the Yucatan peninsula on Aug. 8 in Mexico.

Winnie Pajcic, 9, holds on to a railing as she leans back in the wind during a visit to Stockton Park in Ortega, Fla., in the aftermath of Tropical Storm Beryl on May 28.

Sean Frechette and Connor Sidman skim board around Memorial Park in Riverside, Fla., in the aftermath of Tropical Storm Beryl on May 28.

Wes Akers inspects damage on a home in Avondale, Fla., caused by a downed tree in the aftermath of Tropical Storm Beryl.

Manhattan is hit by Hurricane Irene on August 28, 2011. A weakened Hurricane Irene hammered Manhattan's skyscrapers with fierce winds and threatened to flood the financial district.

A man walks in the rain in New York City on Sunday morning as the storm hit the city and Tri State area with rain and high winds. Irene weakened to tropical storm status Sunday with 65 mph winds, the National Hurricane Center said.

Rising water laps over the sea wall at Battery Park, Sunday morning in New York City. Hurricane Irene bore down on a dark and quiet New York early Sunday, bringing winds and rapidly rising seawater that threatened parts of the city. The rumble of the subway system was silenced for the first time in years. The city all but shut down for the strongest tropical lashing since the 1980s.

This September 1938 photo provided by the Boston Public Library shows a damaged ferry boat sitting in shallow water in Providence, R.I., following the deadly hurricane of 1938 that hit the Northeast. It's been nearly 73 years since the Great New England Hurricane of 1938 — one of the most powerful, destructive storms ever to hit southern New England, as another massive storm bears down.

This Sep. 21, 1938 photo shows the Strandway in South Boston with 100-mile-an-hour hurricane winds which struck New England hard. It's been nearly 73 years since the Great New England Hurricane of 1938 — one of the most powerful, destructive storms ever to hit southern New England, as another massive storm bears down.

This 1938 photo provided by the National Oceanic and Atmospheric Administration/Dept. of Commerce shows the Bureau of Commercial Fisheries building on the south side of Main Street in Woods Hole, Mass., during the Hurricane of 1938. It's been nearly 73 years since the Great New England Hurricane of 1938 — one of the most powerful, destructive storms ever to hit southern New England, as another massive storm bears down.