Isaac Downgraded, Still Batters Gulf with Wind and Downpours

Aired: 8/29/2012 | 0:07:26 | Clip
Residents of the Gulf coast hunkered down overnight as Tropical Storm Isaac hit the shores of Louisiana and Mississippi, causing surges of up to 15 feet of water. Ray Suarez talks to Rick Knabb, director of the National Hurricane Center, about how the slow-moving tropical storm may affect some areas worse than Hurricane Katrina

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