donald trump at least not yet. this coming from a cnn interview, the former vice president and his daughter liz cheney promoting the new book exceptional, why the world needs a powerful america. cnn s special correspondent asked the cheneys why they think trump is on the top of the polls. okay, get your popcorn ready. [ laughter ] it is the summer of donald trump, ladies and gentlemen. what do you think of donald trump? i don t know the man. i ve never met him. watching this whole spectacle, what do you think? well, again, he s a candidate and i don t want to be in the business of rating candidates a that point or grading them. i have not signed on with anybody and i m don t plan to today. you re not endorsing donald trump today? you can even that s a given. i m not endorsing donald trump today. so let me try it this way. why do you think he s doing so well in the polls? i ve been surprised that he s done as well as he has. i think most of us have on the