Paratroopers of the 1st Battalion (Airborne), 501st Infantry Regiment Specialist Paul Tabor of Jacksonville, N.C., left, and Spc. Sydney Stevens of Garden Grove, Calif., deflate life preservers after conducting a parachute training and water landing exercise at Big Lake, Alaska, July 22, 2011. Several hundred troopers from the battalion trained extensively in preparation for the maneuver, jumped from UH-60 helicopters, staged at a nearby airfield, into Big Lake and were brought safely to shore by rubber boats.