Brett McGurk, U.S. Special Presidential Envoy for the Global Coalition to Counter IS, addresses a press conference at the U.S. embassy in Amman, Jordan, on Nov. 6, 2016. The military operation against the Islamic State (IS) group in Iraq's Mosul is ahead of schedule, said U.S. Special Presidential Envoy for the Global Coalition to Counter IS here Sunday. (Xinhua/Mohammad Abu Ghosh)