Members of the Missouri National Guard work to shore up a temporary levee in an effort to hold back the swollen Mississippi River Saturday, April 20, 2013,
Members of the Missouri National Guard work to shore up a temporary levee in an effort to hold back the swollen Mississippi River Saturday, April 20, 2013, in Clarksville, Mo. Communities along the Mississippi River and other rain-engorged waterways are waging feverish bids to hold back floodwaters that may soon approach record levels. ((AP Photo/Jeff Roberson))