Workers reinforce Hesco baskets in preparation for expected flooding from the opening of the Morganza Spillway, in Krotz Springs, La., Tuesday, May 17, 2011. The Coast Guard has interrupted shipping ... more 
Workers reinforce Hesco baskets in preparation for expected flooding from the opening of the Morganza Spillway, in Krotz Springs, La., Tuesday, May 17, 2011. The Coast Guard has interrupted shipping along the major artery for moving grain from farms in the Midwest to the Gulf of Mexico over fears that the bulging Mississippi River could strain levees that protect hundreds of thousands from flooding. Already, thousands have sought refuge from floodwaters up and down the river. less 
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Associated Press | Photo By Gerald Herbert
Tue, May 17, 2011 3:32 PM EDT