PADDLE PUSHERS U.S. Army Ranger students make the final push in a rubber boat across a lake as they practice maneuvering in a small boat during the swamp training phase at Camp Rudder on Eglin Air Force Base, Fla., Feb. 15, 2011. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 911244-E-GPF68-630.jpg Photo Gallery