Port dawgs hold memorial run for fallen airmen Published May 1, 2022 By Master Sgt. Grady Epperly 507th Air Refueling Wing Public Affairs Reservists in the 72nd Aerial Port Squadron at Tinker hold a Port Dawg Memorial Run May 1, 2022, at Tinker Air Force Base, Okla. (U.S. Air Force photo by Master Sgt. Grady Epperly)