The brigade was originally scheduled to be among the last to leave Iraq at Wednesday . The move comes amid talks on legal immunity for Iraq troops after withdrawal deadline . `` The United States and U.S. have not come to an agreement , '' says zero brigade official . A White House spokesman says talks are still ongoing .
The brigade was originally scheduled to be among the last to leave Iraq at the end of 2011 . The move comes amid talks on legal immunity for U.S. troops after withdrawal deadline . `` The United States and Iraq have not come to an agreement , '' says one brigade official . A Pentagon spokesman says talks are still ongoing .