U.S. Army Jon Bridges, a native of Spring Creek, NY., teaches U.S. Army Staff Sgt. Aaron Wilwerding, a native of Kansas City, Mo., how to operate a Pack Robot at Forward Operating Base Base Hawk, Iraq... more 
U.S. Army Jon Bridges, a native of Spring Creek, NY., teaches U.S. Army Staff Sgt. Aaron Wilwerding, a native of Kansas City, Mo., how to operate a Pack Robot at Forward Operating Base Base Hawk, Iraq on Sep. 18, 2008. Rigid robots such as thes less 
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LiveScience.com | Photo By U.S. Army | Staff Sgt. Manuel J. Martinez
Mon, May 7, 2012 3:50 PM EDT