Bothell, Wash., natives Spcs. Chris (center) and Nick Duncan (right), twin brothers and both AH-64D Apache attack helicopter mechanics for Company B, 615th Aviation Support "Cold Steel" Battalion, 1st Air Cavalry Brigade, 1st Cavalry Division, take the oath of enlistment with Belton, Texas, native Maj. Shawn Czehowski, commander of Co. B, Nov. 19, at Camp Taji, Iraq. The Duncans have served along side each other in basic training, advanced individual training, their first duty station and a deployment to Afghanistan. They are now serving together in Iraq.