News Wrap: As Storm Isaac Pours Down, Evacuations Begin

Aired: 8/30/2012 | 0:04:55 | Clip
In other news Thursday, Tropical Storm Isaac brought down heavy rain and has threatened the safety of Mississippi residents living near the Lake Tangipahoa Dam, 100 miles north of New Orleans. Fears that the dam will fail and break under stress have led to widespread evacuations.