you cannot conduct diplomacy and other foreign leaders to be c candid and open with the conversations with the president if some munchkin will leak their conversation. >> there are munchkins in the white house? bolton looks forward to the challenges and any past comments, including fiercely supporting the iraq war are behind him. we have cnn's jeff zeleny with more from the white house. >> reporter: christine and dave, donald trump starting a friday morning with another staff shakeup. last evening, the president naming a new national security adviser john bolton. the former u.s. ambassador to the united nations and now a fox news contributor is coming in as national security adviser replacing h.r. mcmaster. a 34-year military veteran brought in a year ago to right