FILE - In this April 26, 2011, file photo volunteers work to place sandbags atop a temporary levee to fight back floodwaters as lightning from a thunderstorm is seen in the background in Dutchtown, ... more 
FILE - In this April 26, 2011, file photo volunteers work to place sandbags atop a temporary levee to fight back floodwaters as lightning from a thunderstorm is seen in the background in Dutchtown, Mo. A large section of the Midwest and South are at risk for strong tornadoes, severe thunderstorms and flash flooding this weekend, forecasters say. (AP Photo/Jeff Roberson, File) less 
1 / 1
Associated Press | Photo By Jeff Roberson, File
Thu, Apr 24, 2014 6:24 PM EDT