the president and first lady's bedroom blood on the bed. the president had said he walked into the bathroom door but everyone on the staff said she probably clobbered him with a book. one of the staffers told me there was a lot of arguing. tumultuous time. what goes on in the white house really stays in the white house. you don't hear any of these stories until well after they have left the white house. but it was a roller coaster ride when the clintons were there. >> that's what i wanted to ask you next. how did you get these sources and what were they allowed to share and what were they sworn to secrecy about? >> it took a long time to build up trust with some of these people. it took about a year and a half. they were so generous they would invite me to their homes and real live this book pays tribute to the hard working staff. but it also, they wanted to share their memory. they want to show that the first families are just like anybody else. >> kate brower. thank you so much. >> 49 minutes after the