Students learn about F-35 Lightning II joint strike fighter landing gear from Marine SSgt. Christopher Johnson, right, during training at Eglin Air Force Base, Fla., Jul. 19, 2012. The Marine Corps is standing up their first-ever field training detachment with the 372nd Training Squadron Detachment 19 at Eglin AFB, part of the 982nd Training Group at Sheppard Air Force Base, Texas.
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