In pictures: Isaac bears down on southern U.S.
Owners Hank and Lori Plauche survey the damage to the Jourdan River Steamer, Seafood Restaurant as Hurricane Isaac passes through Kiln, Mississippi, August 29, 2012.Michael Spooneybarger/Reuters
From left; Lessie Lewis, Devin Lewis, Kodi Lewis and Cindy Lewis stand on the front porch as flood waters surround their home on St. Roch Avenue as Hurricane Isaac makes land fall in New Orleans, Louisiana, August 29, 2012.Sean Gardner/Reuters
A house at the corner of N. Miro and Columbus Streets in New Orleans collapsed during the height of the Hurricane Isaac destroying three vehicles that where parked alongside it, Wednesday, Aug. 29, 2012.David Grunfeld/The Associated Press
Chuck Cropp, center, his son Piers, left, and wife Liz, right, wade through floodwaters from Hurricane Isaac Wednesday, Aug. 29, 2012, in New Orleans. As Isaac made landfall, it was expected to dump as much as 20 inches of rain in several parts of Louisiana.David J. Phillip/The Associated Press
People wait in line to eat at one of the few restaurants opened in the French Quarter as Tropical Storm Isaac passes through New Orleans, Louisiana, August 29, 2012.Jonathan Bachman/Reuters
A church is flooded as Hurricane Isaac hits Wednesday, Aug. 29, 2012, in Braithwaite, La.David J. Phillip
St. John the Baptist Parish sheriff's deputies evacuate residents from the River Forest subdivision in LaPlace, La. as wind-driven tides flood the neighborhood Wednesday, Aug. 29, 2012. Isaac arrived exactly seven years after Hurricane Katrina and passed slightly to the west of New Orleans, where the city's fortified levee system easily handled the assault.Brett Duke/The Associated Press
A sherriff's vehicle sits in flood waters caused by Isaac, Thursday, Aug. 30, 2012, north of LaPlace, La, off Lake Pontchartrain. Isaac's maximum sustained winds had decreased to 45 mph and the National Hurricane Center said it was expected to become a tropical depression by Thursday night. The storm's center was on track to cross Arkansas on Friday and southern Missouri on Friday night, spreading rain as it goes.Eric Gay/The Associated Press
Against the advice of authorities, young people frolic in the high surf on the Lake Pontchartrain lakefront in Mandeville, La. as Isaac batters the north shore with high winds and high tides, Wednesday Aug. 29, 2012.Ted Jackson
People stand in line for supplies on Elysian Fields ave. as Hurricane Isaac makes land fall in New Orleans, Louisiana August 29, 2012.Sean Gardner/Reuters
A man crosses Canal Street in the wind and rain from Hurricane Isaac Wednesday, Aug. 29, 2012, in New Orleans.David J. Phillip/The Associated Press
Henry Tabbe checks out the damage in his neighborhood near Esplande Ave. as Hurricane Isaac pushes into the New Orleans metro area in New Orleans, Louisiana, August 29, 2012.Sean Gardner/Reuters
Tropical Storm Isaac is seen churning in the Gulf of Mexico after making landfall on the Louisiana coast in this NASA handout satellite image taken on Aug. 28, 2012, at 21:55 EDT.NASA/NOAA/GOES Project/Reuters
10-year-olds Joshua Keegan, left, and Ruffin Henry play with Scout in a flooded area outside of the levee system along the shores of Lake Pontchartrain as Hurricane Isaac approaches New Orleans on Aug. 28, 2012.JONATHAN BACHMAN/Reuters
Tyler Lemieux wakeboards on Sycamore Drive in Loxahatchee, Fla., behind a truck driven by his friend Cody Orton as Shane Tingle, left, acts as spotter on a flooded street from Hurricane Isaac.Lannis Waters
A radar image of Isaac's path is seen on the floor of the Republican National Convention in Tampa, Fla., on Tuesday.David Goldman/The Associated Press
Noah Warr tries to find the weather report on his weather radio while riding on the beach as Hurricane Isaac approaches Gulfport, Miss., on Tuesday.MICHAEL SPOONEYBARGER/Reuters
Jaylon Ragas, 5, plays games to pass the time at the Belle Chase Auditorium as Hurricane Isaac bears down on the Louisiana coast in Belle Chasse, La.SEAN GARDNER/Reuters
The Waterfront Seafood company is flooded as water covers Shell Belt Road in Bayou La Batre, Ala., on Tuesday.Butch Dill/The Associated Press
Waves from the Santa Rosa Sound crash over the Navarre Beach causeway in Navarre, Fla., on Tuesday.Nick Tomecek/The Associated Press
Danny Malicot makes sandbags at the Orange Grove Work center as Hurricane Isaac approaches Gulfport, Miss., on Tuesday.MICHAEL SPOONEYBARGER/Reuters
A sign reinforces concerns as locals prepare for Isaac in Metairie, Louisiana, Aug. 27, 2012.Sean Gardner/Reuters