i was there at the same time as david halverstand was. david and i subsequently before he died. he was killed in a car wreck we used to talk about the war quite a lot and the effect on both of us and how we had different perspectives on it. hi from the medical side, he from reporting it and others from fighting it. it was a -- it was difficult to understand from any one position in it. >> did you change your mind about the war at any time in the last 40 years? >> i -- i don't think i did. i -- nonenthusiastic about the united states getting involved in overseas activities. >> what about -- what about -- what part of that conversation with david halverstam -- he was one of the early guests on this program do you remember? and how did you two differ or did you? >> he was -- he was much more into the bigger picture of it. and was very upset about the u.s. involvement there. and the people who were there leading and was very vocal about the issue as you may remember. and i was a little more confused and very concerned, not only the patients i was taking care of, but the effect it wa