WASHINGTON (AP) — At least 200 U.S. special operations troops are in Syria advising the Syrian Democratic Forces in their effort to retake the city of Raqqa, the self-proclaimed capital of the Islamic State group. When the mission was initially announced last October, the White House ruled out a combat role and made it clear that the commandos' job was not "to lead the charge to take a hill but rather to offer advice and assistance to those local forces." The Obama administration has authorized 300 U.S.