close Video Fox News speaks to ISIS prisoners in Syria More troops heading to Syria to guard oil fields; Benjamin Hall reports from northern Syria. Northern Syria has become a geopolitical cauldron--Syrians, Russians, Kurds, Iranians, Turksand now the U.S. back in to compete for influence.... It’s a diresituation and one which couldeasily allow ISIS to re-form. Already there are sleeper cells in the region, whichkeep trying to break them out using vehicle-borne improvised explosive devicesto bl