that national security adviser john bolton's upcoming book will say president trump personally tied aid to ukraine to an investigation of the bidens. cnn's suzanne malvo open capitol hill with the latest. we a ump use the term bombshell and this is another one this morning. >> reporter: absolutely. over the weekend i had a chance tof talk to republican senators graham and braun and all expressed a great deal in the white house's opening statements on saturday. now you got the excerpts from this book from john bolton, potentially a game changer as democrats are now once again asking for witnesses and documents. in just hours, president trump's defense team will make its case from trump's removal from office. but explosive new details from former national security adviser john bolton's impending book could now change the direction of the trial. a report in the "new york times" describes dozens of pages in bolton's unpublished manuscript on how the ukraine matter evolved before he left the white house last september. bolton claims president trump told him in august they should continue to hold nearly $400 million in military aid to ukraine until official