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A F-35B Lightning II aircraft, from Marine Fighter Attack Squadron 121 (VMFA-121) receives fuel from a Travis Air Force Base, California, KC-10 Extender as the aircraft make the flight across the Pacific Ocean, Jan. 18, 2017. The transfer of VMFA -121 from MCAS Yuma, Arizona, to MCAS Iwakuni, Japan marks the first permanent international deployment of the joint strike fighter. (courtesy photo)