Soldiers from 4th Battalion, 23rd Infantry Regiment, 2nd Brigade, 2nd Infantry Division react to direct contact while their counterparts from Charlie Company, 2nd Battalion, Singapore Infantry Regiment look on during a jungle familiarization squad battle course near Amoy Quee Camp, Singapore, July 18. This is the first time these soldiers were introduced to the Singapore jungle environment during a simulated battlefield. (U.S. Army photo by Spc. Tyler Meister)