U.S. Air Force Senior Airman Tracy Mauch (left), with the North Dakota Air National Guard's 119th Logistics Readiness Squadron, and Tech. Sgt. Brad Schenck, with the 119th Wing's Security Forces Squadron, place sandbags alongside a home along the Missouri River in Bismarck, N.D., on June 2, 2011. More than 1,300 North Dakota National Guard members were working on flood duty in the Bismarck and Mandan communities to prepare for a rapid rise in the Missouri River that runs between the two communities.