WIRE WIGGLE U.S. Army Staff Sgt. Luis Mitchell back crawls under barbed wire on the obstacle course during U.S. Army Europe's Best Warrior competition in Grafenwoehr, Germany, Aug. 20, 2013. Mitchell is assigned to the U.S. Army Europe's 12th Combat Aviation Brigade. SHARE IMAGE: Download Image: Full Size (0.09 MB) Photo By: VIRIN: 313132-A-OSJ17-937.jpg Photo Gallery