Mississippi River Floodwater Could Create Long-Term Toxic...

Aired: 5/18/2011 | 0:08:52 | Clip
A 15-mile stretch of the swollen Mississippi River, closed Tuesday due to pressure on levees, has been reopened to barges moving one at a time. Tom Bearden reports on the short- and long-term environmental effects the floodwater could have on Lake Pontchartrain, oyster beds and more.

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