Students recover after completing a 40-meter underwater swim in the pararescue indoctrination course June 18, 2008, at the Lackland Air Force Base Training Annex, Texas. The 10-week course trains future pararescuemen through intense physical and mental training. Air Force Recruiting Service officials returned to Lackland Air Force Base June 21 through 25 to film several technical school career fields for a new AirForce.com technical training video. (U.S. Air Force photo/Robbin Cresswell)