abc news special report that includes the testimony of former ambassador to the soviet union george ken nan and then retired general gavin and then questions of senators including the chairman. >> in korea, we had learned, air naval power alone could not win a war and ground forces can't win one, either. it was incredible to me that we had forgotten that bitter lessons so soon that we were on the verge of making that same tragic error. well, general, as far as you know, are the conditions in indochina any different than they were at that time? >> next weekend, hearing from special consultant to president johnson, general maxwell taylor. and on saturday, february 27th, secretary of state rusing gives his testimony defending johnson's vietnam policies. for the complete weekend schedule, go to c-span.org.