roughly the population of biloxi, mississippi. the u.s. military in iraq had been scheduled to leave iraq by december 31, 2011. secretary gates now says he wants them to stay. and he is trying to figure outs how he can get the iraqi government to "ask" the u.s. to stay in iraq. >> the iraq and we are talking about some kind of residual american presence in terms of helping them with beyond december of 2011. >> some believe that we are sinking our roots in iraq and all the signs point that way. the u.s. embassy in iraq, get this, is the largest embassy in the world with a current population of 8,000 people. in the embassy. and the embassy suspects to build that 8,000, get this, up to 17,000 people. the u.s. embassy also has 19 planes and 24 helicopters. the a. u.s. dollars spent in iraq since day one is now more than $806 billion. question, what standard pentagon's justification for keeping u.s. troops in iraq? james? >> we have a tremendous amount of blood and treasure invested in iraq. i think they don't want to throw that away. they see