Broken River Author:Sam Penny Imagine the center of the United States destroyed by a giant earthquake that breaks the Mississippi and Ohio Rivers, the dams, weirs, levees. the Flood controls that the Army Corps of Engineers have built over the past 150 years. — Can it happen? you can bet on it. The U.S. Geological Survey says the chances of it in the lifetime of the majority ... more »of present citizens is one in ten.« less