>> gs. >> use of the john keegan -- and andy rooney? >-- you spoke to john keegan, and andy rooney? >> i called at his office three years ago. he got on and said in a nutshell churchill was the greatest man of the 20th- century. then he told a story about stumbling -- he had made a left turn that day, he might have been crushed at the bottom of the underground escalator when the german bonds fell. he went on about taking the nation's inner be-17's and b- 24's. i asked him, with your colleagues dying around you, the british go out and the americans go out and some do not come home -- you still kept churchill in high regard? he said, absolutely. one other family i called -- the son of tip o'neill, tommy o'neill, who is a friend of my brothers. in your house, growing up, back in the day -- your father was a consummate irish politician from boston. what was the take on churchill? >he said, a great man. there was no irish-english antipathy. >> how many hours did you spend, and how many different times dispense with william manchester? >> we knew each other for five years. i visited two o