have lower and we have we are less likely to use them. the evidence does not support that 45 years of cold war and no nuclear change whatsoever. the other thing we have to remember is those nuclear weapons that we had all during the cold war didn't just prevent nuclear war it prevented the most likely outcome which was a war in europe between russians and nato or the soviet union and nato that prevented a conventional war. >> martha: no doubt that russia and china are building up and we are in different environment. >> we used to van advantage for decades now and that is rapidly closing on us. that is why this defense budget and rebuilding the military is so critical. >> martha: general keene, thank you. always good talking to you. president trump's doctor field admire adof discussions about everything about his physical condition for over an hour. will it silence questions from some who accuse him of