The defense ministers of Japan, the United States, Australia and the Philippines on Thursday expressed their "serious concern" over China's recent "dangerous and destabilizing conduct" against Philippine vessels in the South China Sea.In a joint readout issued after their talks in Hawaii, the four ministers urged China to adhere to a 2016 ruling by an international court that invalidated its claim of sovereignty over almost the entire South China Sea, amid Beijing's growing assertiveness in regional waters.In the latest flare-up, Chinese coast guard ships used water cannons against Philippi…READ FULL ARTICLE