we have this tet offensive that most of vietnam is attacked by viet cong and the north v vietnamese and say, where the hell is that light at the end of the tunnel stuff? we're being run over all over. >> right up to the tet offensive, westmoreland talked about military victory. the white house talked in terms of military victory. the tet offensive ended that talk. >> cold hard facts, we do not have control. >> lbj is fending off the doves that want to cut and run and fending off the hawks, saying we'll need a couple hundred thousand more immediately. at this point, he's very much alone. >> cronkite's report -- >> in these ruins can be seen physical evidence of the viet cong's tet offensive. >> young people will not realize