U.S. and Philippine Marines conducts a ground assault

U.S. and Philippine Marines conducts a ground assault maneuver during Balikatan 16, at Crow Valley, Philippines, April 9, 2016. U.S. and Philippine Marines trained “shoulder-to-shoulder” after an aerial insert in ground assault maneuvers to build their combined capabilities. Balikatan is an annual Philippines-U.S. military bilateral training exercise that strengthens the Philippine-U.S. alliance and focuses on a variety of missions in response to conflict and crises throughout the Indo-Asia-Pacific region. (U.S. Marine Corps photo by Lance Cpl. Cameron Darrough/Released)