U.S. Army Spc. Brett Whittenburg and Pfc. Ross Spears, 579 Transportation Company specialist, collect branches left from Hurricane Irene at Fort Eustis, Va., Aug. 29, 2011. The hurricane caused widespread flooding, downed trees, and power outages across Virginia and North Carolina. (U.S. Air Force photo by Staff Sgt. Antoinette Gibson/Released)