FILE – In this May 9, 2018, file photo, Philippine and U.S. Marines storm the beach during an amphibious landing exercise at the two-week joint U.S.-Philippines military exercise dubbed “Balikatan 34-2018” at the Naval Education and Training Command in Zambales province which is facing the South China Sea in northwestern Philippines. U.S. and Philippine forces began their largest annual military exercises since President Rodrigo Duterte came to power with a vow to scale back America’s military presence in the country. (AP Photo/Bullit Marquez, File)