The situation was already extremely delicate following the arrest last month of two U.S. sailors accused of raping a local woman . `` It 's an understatement to say I 'm very upset , '' U.S. ambassador says . The United States has been trying for years to get the Syrian government and its allies to negotiate a political settlement in Syria. The alleged attack is `` outrageous , '' the Japanese foreign minister says . Two U.S. sailors were arrested last month over accusations they raped a local woman .
`` It 's an understatement to say I 'm very upset , '' U.S. ambassador says . The United States has been trying for years to get the Syrian government and its allies to negotiate a political settlement in Syria. The alleged attack is `` outrageous , '' the Japanese foreign minister says . Two U.S. sailors were arrested last month over accusations they raped a local woman .