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美国阿拉斯加州格里利堡基地，红旗-阿拉斯加13-3联合空战演习中，美国空军一架 C-17A 在着陆区空投伞兵。（A joint terminal attack controller parachutes from a C-17 aircraft on Aug. 20, 2013 at a Fort Greely landing strip during Red Flag - Alaska 13-3. Red Flag - Alaska is joint base air combat exercise where participating U.S. and coalition forces refine combat skills in a realistic threat environment.）

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