GRISSOM AIR RESERVE BASE, Ind., -- Members of Air Force ROTC Detachment 220 from Purdue University, West Lafayette, Ind., unload their bags from a KC-135R Stratotanker. The cadets traveled to and from Grissom ARB and Luke AFB as part of their training. Visits to military installations help the cadets increase their awareness of military life. (U.S. Air Force Photo/Tech. Sgt. Patrick M. Kuminecz)