Associated Press
AmeriCorps member Tom Schweiss walks atop a sandbag levee as he monitors pumps Tuesday, April 23, 2013, in Clarksville, Mo. Communities along the Mississippi River and other Midwestern waterways eyed and in some cases fortified makeshift levees holding back floodwaters that meteorologists said could worsen or be prolonged by looming storms. (AP Photo/Jeff Roberson)

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