Even though the agreement with the Iraqi government calls for all American combat troops to be out of the cities by the end of June, military planners are now quietly acknowledging that many will stay behind as renamed "trainers" and "advisers" in what are effectively combat roles. In other words, they will still be engaged in combat, just called something else.
-- Elisabeth Bumiller, "Trying to Redefine Role of U.S. Military in Iraq" (New York Times).