190406-N-UI104-0166 SOUTH CHINA SEA (April 6, 2019) - U.S. Navy Sailors return to the guided-missile destroyer USS Preble (DDG 88) in a rigid-hulled inflatable boat after completing a visit, board, search, and seizure drill aboard the Motor Vessel Gladiolus II, in support of Exercise Balikatan. In its 35th iteration, Balikatan 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 Bryan Niegel)