Col. Christopher Niemi, outgoing 33rd Operations Group commander, passes the guidon to Col. Lance Pilch, 33rd Fighter Wing commander, during a change of command at Eglin Air Force Base, Fla., May 5, 2016. Niemi's next perminet duty station will be at Joint Base Elmendorf-Richardson, Ala., where he will assume command of the 3rd Wing. (U.S. Air Force Photo/Senior Airman Andrea Posey)