evacuation. >> reporter: it's a nightmare scenario for the president whose exit has faced criticism. there's calls for change including the u.s.'s reliance on the taliban for security at the airport. bob menendez saying we can't trust the taliban for american security. and the republicans blasting the president for sticking with a strategy that they believe has failed. >> that's impossible at this point. >> reporter: the president making this vow. >> to those who carried out this attack, as well as anyone who wishes america harm, know this. we will not forgive. we will not forget. we will hunt you down and make you pay. >> peter alexander reporting there. you heard the president say the evacuation mission will continue despite yesterday's attack and this morning it does continue. the state department says at