190329-M-HN227-2035 PHILIPPINE SEA (March 29, 2019) Marines assigned to Marine Fighter Attack Squadron (VMFA) 121 and Sailors assigned to the amphibious assault ship USS Wasp (LHD 1) prepare for flight operations aboard Wasp, March 29, 2019, in international airspace over the Philippine Sea. The U.S. is proud to participate in the Philippines-led exercise in order to conduct capabilities development training that enhances our forces' tactics, techniques and procedures across a wide range of military operations. (U.S. Marine Corps photo by Cpl. Richard Limone/Released)