FILE PHOTO: U.S. envoy to the coalition against Islamic State Brett McGurk attends the Kuwait International Conference for Reconstruction of Iraq, in Bayan, Kuwait February 13, 2018. REUTERS/Stephanie McGehee
FILE PHOTO: U.S. envoy to the coalition against Islamic State Brett McGurk attends the Kuwait International Conference for Reconstruction of Iraq, in Bayan, Kuwait February 13, 2018. REUTERS/Stephanie McGehee