A U.S. Marine Osprey transport aircraft, carrying U.S. troops with relief supplies, lands on a pier to simulate humanitarian assistance to test their readiness in disaster relief efforts at the ongoing joint U.S.-Philippines military exercise at Casiguran township, Aurora province in northeastern Philippines Monday, May 15, 2017. This year’s exercise dubbed “Balikatan 2017” or “Shoulder-to-Shoulder” involved air, land and sea assets of U.S. and Philippine militaries to include Ospreys, BlackHawk choppers, Amphibious vehicles and ships but without weapons.(AP/RSS Photo/Bullit Marquez)