U.S. says its warning appears to have averted Syrian chemical attack

😐 29.8 😒 27.5 😱 17.8 😵 15.4 😉 7.6 BRUSSELS/ISTANBUL (Reuters) - U.S. Defense Secretary Jim Mattis said on Wednesday that the Syrian government of President Bashar al-Assad appeared so far to have heeded a warning this week from Washington not to carry out a chemical weapons attack.