Soldiers of 1st Battalion, 21st Infantry Regiment,

Soldiers of 1st Battalion, 21st Infantry Regiment, 2nd Infantry Brigade Combat Team, 25th Infantry Division, participate in a Combat Stress Shooting Lane to simulate patrolling operations on Camp Friendship, Korat Feb. 16, 2018 as part of Exercise Cobra Gold 18. U.S. Soldiers are wearing the U.S. Army’s experimental jungle uniform. Cobra Gold 18 provides a venue for the United States and Thailand, along with allied and partner nations to advance interoperability and increase partner capacity in planning and executing complex and realistic multinational force and combined task force operations. Cobra Gold 18 is an annual exercise conducted in the Kingdom of Thailand held from Feb. 13-23 with seven full participating nations. (U.S. Army Photo by Staff Sgt. David N. Beckstrom)