Photo by Lockheed Martin - USAF - U.S.NAVY The F-35 Lightning II makes its first appearance March 10, 2014, at Luke Air Force Base.

Photo by Lockheed Martin - USAF - U.S.NAVY The F-35 Lightning II makes its first appearance March 10, 2014, at Luke Air Force Base.

Photo by Lockheed Martin - USAF - U.S.NAVY A U.S. Air Force F-35A Lightning II Joint Strike Fighter from the 58th Fighter Squadron, 33rd Fighter Wing, Eglin AFB, Fla.

Photo by Lockheed Martin - USAF - U.S.NAVY A U.S. Air Force F-35A Lightning II Joint Strike Fighter from the 58th Fighter Squadron, 33rd Fighter Wing, Eglin AFB, Fla.

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY A Navy F-35C, a Marine Corps F-35B, and an Air Force F-35A Lightning II participate in a training sortie together May 21, near Eglin Air Force Base, Fla.

Photo by Lockheed Martin - USAF - U.S.NAVY  A Navy F-35C, a Marine Corps F-35B, and an Air Force F-35A Lightning II participate in a training sortie together May 21, near Eglin Air Force Base, Fla.

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY

Photo by Lockheed Martin - USAF - U.S.NAVY