Watching incredibly closely as they were worried about these last final hours that troops were on the ground could be the most dangerous ones to them. >> and othey are saying they should have been told ahead of time. could this affect the cooperation as tuesday's deadline nears? >> reporter: it certainly seems like it could. from the beginning this was a strained relationship. not one built on trust or some sort of allegiance or alliance or friendship or community. it was built purely on shared interests. the taliban wanted to see the u.s. out of afghanistan and so did the u.s. and that shared...