39th EOG changes command Published Feb. 15, 2013 By Senior Airman Daniel Phelps 39th Air Base Wing Public Affairs INCIRLIK AIR BASE, Turkey -- Lt. Col. Mark Hersant, outgoing 39th Expeditionary Operations Group commander, relinquishes command of the 39th EOG to Lt. Col. Kevin Schiller, incoming 39th Expeditionary Operations Group commander, during a change-of-command ceremony Feb. 15, 2013, at Incirlik Air Base, Turkey. Col. Chris Craige, 39th Air Base Wing commander, was the presiding officer for the ceremony.