Associated Press
Captain Robert Shaw plugs a cord into this Fuel Efficient Demonstrator vehicle (FED) named, "BRAVO" to power electronics in the grand-opening tent, Wednesday, April 11, 2012 in Warren, Mich. The U.S. Army unveiled a new laboratory Wednesday that can simulate Afghanistan's desert heat and Antarctica's extreme cold in an effort to discover how to save energy and make combat vehicles fuel-efficient. (AP Photo/Detroit News, Todd McInturf )  DETROIT FREE PRESS OUT; HUFFINGTON POST OUT

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