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U.S. Air Force Col. John Gonzales, left, 51st Fighter Wing commander, bids farewell to outgoing commander Col. Williams Betts, far right, during a change of command ceremony, June 18, 2019, at Osan Air Base, Republic of Korea. Gonzales, a prior 25th Fighter Squadron A-10C Thunderbolt II pilot, will again carry the Mustang tradition. Now, he leads the most forward deployed wing in the world, providing combat ready forces in support of the ROK.