U.S. Air Force Capt. Kyle Elling, 41st Rescue Squadron HH-60G Pave Hawk pilot, assembles scuba gear at the discover scuba course at Moody Air Force Base, Ga., March 10, 2012. The course was compiled of two parts; the first was classroom instruction followed by hands-on training in the pool equipped with gear. (U.S. Air Force photo by Airman 1st Class Nicholas Benroth/Released)