Soldiers of Charlie Company, 2nd Battalion, Singapore Infantry Regiment, bound to cover after receiving direct contact, while U.S. Soldiers from 4th Battalion, 23rd Infantry Regiment, 2nd Brigade, 2nd Infantry Division, shadow and observe during a jungle familiarization squad battle course in exercise Tiger Balm 13 near Amoy Quee Camp, Singapore, July 18. Tiger Balm is a bilateral exercise between U.S. Army Pacific and the Singapore Armed Forces designed to enhance interoperability between the two nations. (U.S. Army National Guard photo by Spc. Tyler Meister/Released)