March 27, 2019 Aerial refueling probe light evaluations flown with KC-135: Effort to clear Navy, USMC F-35 night refueling envelope The F-35 program recently completed testing on an improved lighting assembly with the KC-135 that will enable the Navy and Marine Corps F-35 variants to refuel behind the tanker at night. Flight testing of the redesigned light, which attaches to a refueling probe, was led by Patuxent River Naval Air