that's exactly what that special forces operator did mortally wounded in this attack. you see more of these, may not be a masked round exercise like we saw during the invasion of iraq but certainly danger and i'll tell you, anderson, there are people in the pentagon pushing for more roles for u.s. combat forces such as ground controllers or deployed military advisors but that decision stays with the president. >> terrible loss of an american hero. thank you very much. it's been more than 12 years since u.s. troops invaded iraq and four years since the last soldier was pulled out and wheeler was taken. it's a country racked by violence and civil war with the added threat of isis now. just ahead, cnn's fareed zakaria, "long road to held, america freed in iraq" joins us now. you look at the origins of the war and think it was in retrospect a terrible mistake. you supported the over throw of saddam. >> i did. i thought it was a functioning iraq that would be a middle ground between the very brutal