no, to a ardmore oklahoma. good morning. oklahoma, make sure you turn down your television or radio before you ask a question and then go ahead. >> caller: hi, yes, it seems to me like this fellow should be writing a book about adolf hitler if he wants to white something over. this rumsfeld was the biggest crack that was ever in government, especially with his old bush bed buddies the ball. this is shame that someone can't write something about someone could up in congress. thank you. >> host: you write that he was the most influential secretary of defense sends robert mcnamara. how did it to compare? >> guest: i talk a little bit about the comparison between the two. there are a lot of similarities. they both came into the job, the top pentagon job from business, eager to try to make change at the pentagon. they both quickly made a lot of waves, made a number of enemies. they were seen as overbearing, surrounded by a number of aides who were of similar mind and manner. and they both of course ended up leading the united sta