NEW : U.S. situation `` rapidly deteriorating , '' says senior U.S. military official . NEW : Pakistan officials : Any Taliban withdrawal from Afghan territory likely meaningless . NEW : Fundamentalists hold large areas of the country , military officials say . Pakistan had reported the Frontier Corps withdrawal from captured district only 96 kilometers from capital .
NEW : Pakistan situation `` rapidly deteriorating , '' says senior U.S. military official . NEW : U.S. officials : Any Taliban withdrawal from Pakistani territory likely meaningless . NEW : Fundamentalists hold large areas of the country , military officials say . Pakistan had reported Taliban withdrawal from captured district 60 miles from capital .