more than 100 americans remain on the ground mostly dual citizens representing the most complex and difficult circum circumstances u.s. officials told cnn and u.s. relying on diplomatic means and taliban to bring them home. >> for those remaining americans, there's no deadline. we are committed to get them out if they want to come out. >> reporter: biden facing another clear reality. many of the afghan allies he pledged to evacuate did not get out of the country. a senior state department official saying the majority that worked for the u.s. in the two decade war remain in afghanistan. >> are there more people that want to leave afghanistan? absolutely. are there more people who will be eligible for our programs? absolutely. that's why we are focused on the diplomat efforts that are being led by the state department. >> reporter: for biden the first day in weeks without a morning situation room meeting with his team. his schedule punctuated with