Soldiers from the 31-1st Infantry Regiment, King’s Guard Rapid Deployment Force, and Soldiers from 2nd Stryker Brigade Combat Team, 25th Infantry Division, work together during a military training exercise code named Cobra Gold 15 in Lop Buri, Thailand, Feb. 7. Cobra Gold 15 is a joint exercise between the Royal Thai Army and the U.S. Army focusing on interoperability, humanitarian civic action and community engagements. (U.S. Army photo by 2nd Stryker Brigade Combat Team)