it was a tremendous shock. >> we have known for several months now that the communist planned a massive, winter-spring offensive. we do not think that our military operations are going to be at all materially affected. >> he was unable to be honest with the american people, because, of course, he was unwilling to simply say, this is an unwinnable war. >> cronkite's vietnam report, reel one, take four. >> these ruins are in saigon, capital of the largest city of south vietnam. >> when he went to vietnam during tet, it was the first time, and maybe the only time, that walter had shown any kind of bias in his public broadcast. >> it is increasingly clear to this report, that the only