A Lockheed Martin F-35 Lightning II lands March 6, 2013, at Nellis Air Force Base, Nev. The aircraft will be assigned to the 422nd Test and Evaluation Squadron and the aircraft will be used for development test support, force development evaluation and supporting operational test aircraft at Edwards Air Force Base, Calif. The F-35 Lightning II is one of the newest aircraft about to enter the Air Force inventory. The F-35 is designed to be an affordable strike option that will be used throughout the Defense Department and by its allies. The jet is currently still being flight tested at Edwards Air Force Base, Calif.