U.S. forces behind front lines in Iraq's battle to retake Mosul

The Pentagon on Monday played down any new role for U.S. forces in Iraq's battle to retake the city of Mosul from Islamic State, saying American personnel were behind the forward line of troops and acting in an advisory role to support Iraqis. "Americans are again playing an advisor role, an enabler role for these Iraqi forces ... Most of the American forces in Iraq are not anywhere close to the front line," Pentagon spokesman Peter Cook told a news briefing, saying many U.S. troops were on advi