Photo Credit: Staff Sgt. Paul Roberts, 314th Public Affairs Operations Center
Sgt. Aaron Collet, 926th Engineer Battalion, 926th Engineer Brigade, performs "side-straddle hops" also known as "jumping jacks" to speed up his heart rate during the reflexive fire range before engaging targets with the M4 rifle and M9 pistol during the 412th Theater Engineer Command's 2013 Best Warrior Competition held at Fort Devens, Mass. April 24.