From left to right, Col. Brian Hastings, new 47th Flying Training Wing commander, Col. Mark Dorian, 47th FTW vice commander, and Col. Tom Murphy, former 47th FTW commander, inspect various group formations during a change of command ceremony at Laughlin Air Force Base, Texas, April 25, 2013. The change of command is a traditional military ceremony where the departing commander assembles his troops for presentation to the incoming commander. (U.S. Air Force photo/Airman 1st Class Jimmie D. Pike)