Nightly News | November 01, 2013
>>> as we reported last night there is a new bombshell of a book that's revealing some of the best kept secrets of the most recent race for the white house from republican backstabbing to president obama 's feelings about president clinton to a possible move to switch running mates. andrea mitchell has the book report tonight.
>> hey, guys.
>> reporter: joe biden looked in charge in the oval office today. two years ago the president's top aides polled whether to dump biden for hillary clinton . according to the book "double down" biden dodged a bullet he never saw coming when focus groups proved adding clinton wouldn't improve the president's odds.
>> it's important to know that campaigns and pollsters test a lot of things.
>> reporter: biden was later shut out of campaign strategy sessions after he endorsed gay marriage two weeks before mr. obama planned the to.
>> i am absolutely comfortable with the fact that men marrying men, women marrying women --
>> reporter: the book has details on obama 's edgy relationship with bill clinton . when the two tried to bond over a round of golf, obama couldn't even finish 18 holes telling an aide, i like him -- in doses. and he held obama captive after an event in new york. they were supposed to share a one on one meal, but obama couldn't handle any more undiluted clinton so invited aides to join. the mitt romney campaign dubbed their search for a vice president project goldfish. marco rubio was pescodo. chris christie was pufferfish. romney ridiculed chris christie 's weight and passed him over because, the garden state governor's background was littered with potential land mines .
>> i have a great relationship with the romneys and the campaign. it's all just trying to make sure they sell as many books as possib possible.
>> reporter: a book with new insights into christie, hillary clinton and biden , all potential rivals in the next campaign. andrea mitchell , nbc news, washington.