Ice Jam Causes Flooding
Air National Guard helicopters land demolition crews on the Missouri River, near Bismarck, N.D., Wednesday, March 25, 2009. Demolition crews blasted chunks of ice near a huge ice jam in the Missouri River on Wednesday in a bid to open a channel, like pulling out a giant plug to drain a flood threatening the city.
Author: CBS News Staff
Credit: AP/Bismarck Tribune, Tom Stromme
