This artist rendering released by the U.S. Army Corps of Engineers shows a new barrier to protect downtown Washington and the National Mall from flooding during a Hurricane Katrina-sized storm. ... more 
This artist rendering released by the U.S. Army Corps of Engineers shows a new barrier to protect downtown Washington and the National Mall from flooding during a Hurricane Katrina-sized storm. Construction on the new barrier will soon be underway. Built on the banks of the Potomac River, Washington has always been under threat of river flooding from a major storm. In a review done after 2005's Hurricane Katrina, however, the U.S. Army Corps of Engineers concluded that the city's current system of flood control built some 70 years ago was inadequate to protect the city during a major storm. less 
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Associated Press | Photo By The U.S. Army Corps of Engineers
Thu, Nov 18, 2010 6:29 AM EST