Home An Air Force F-35 Lightning II aircraft assigned to the 34th Fighter Squadron receives fuel from a KC-10 Extender aircraft over Poland, Feb. 24, 2022. (Air Force Senior Airman Joseph Barron) An Air Force F-35 Lightning II aircraft assigned to the 34th Fighter Squadron receives fuel from a KC-10 Extender aircraft over Poland, Feb. 24, 2022. (Air Force Senior Airman Joseph Barron)