franklin pierce in 1866 to james buchana buchanan. i don't think donald trump gets added to the list even if these numbers do make him probably a little more worried. back to you. >> you covered that campaign, chris. >> it was a great one. pierce buchanan, what a fight. the twitter wars in that one were incredible. >> amazing. chris cilliza, thank you. the u.s. is ramping up pressure on venezuela. they are warning americans do not travel there. and now the benefactors are telling cnn they want the u.s. to stage a revolt. doesn't include a phone.s, so, start the new year right. join t-mobile and get unlimited with a phone included for just forty dollars per line.