text: FILE - This March 6, 2016, photo provided by the U.S. Navy, shows the Ticonderoga-class guided-missile cruiser USS Antietam (CG 54) sails in the South China Sea. Taiwan says the U.S. Navy is free to sail through its strait after an American warship did so shortly following warnings from Beijing against foreign interference in its relationship with the island. Commander Clay Doss, a spokesman for the U.S. Navy's Seventh Fleet, said the