190402-N-RI884-0096 SUBIC BAY, Philippines (April 2, 2019) F-35B Lightning II aircraft assigned to Marine Fighter Attack Squadron (VMFA) 121 are secured to the flight deck as Sailors man the rails aboard the amphibious assault ship USS Wasp (LHD 1) while departing in support of Exercise Balikatan 2019. Exercise Balikatan, in its 35th iteration, is an annual U.S., Philippine military training exercise focused on a variety of missions, including humanitarian assistance and disaster relief, counter-terrorism, and other combined military operations. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Barker/Released)