A 97th Air Mobility Wing security forces defender guards a KC-46A Pegasus during post-flight checks at Altus Air Force Base, Oklahoma, Feb. 8, 2019. The 730th Air Mobility Training Squadron, which falls under AFRC’s 507th Air Refueling Wing at Tinker AFB, Oklahoma, is an associate unit that merges with active duty Airmen in the 97th AMW to accomplish aircrew training.(U.S. Air Force photo by Tech. Sgt. Samantha Mathison)