U.S. Army Sgt. Brad Ball, an electrical engineer with

U.S. Army Sgt. Brad Ball, an electrical engineer with the 643rd Engineer Company, 84th Engineer Battalion, 103rd Engineer Brigade, takes a break to speak with a Filipino child at a construction site where Philippine and U.S. engineers are working together to build facilities in the local Puerto Princesa, Philippines, community as part of exercise Balikatan 2015, April 7. This year marks the 31st iteration of the exercise, which is an annual Philippines-U.S. bilateral military training exercise and humanitarian civic assistance engagement. (U.S. Marine Corps photo by Lance Cpl. Wesley Timm/Released)