Sgt. Jacob Butcher, a squad leader for Company A, 1st Battalion, 18th Infantry Regiment, 2nd Armored Brigade Combat Team, 1st Infantry Division, troubleshoots the DUKE version 3 system, Sept. 11 during the testing portion of the Counter Radio-Controlled IED Electronic Warfare Specialist Certification, or CREW, training course at the Tactical Support Center on Fort Riley, Kansas. Butcher was one or more than 50 “Dagger” brigade Soldiers to successfully pass the 40-hour, two-week course.

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