vladimir putin as a killer but now ahead of his meeting with the hostile president, tough talk number to be found. even publicly agreed to consider a prisoner exchange, something immediately his handlers had to backtrack on and today, he couldn't seem to find the words to say anything at all about him. take a look. >> vladimir putin laughed at the suggestion that you have called him a killer. is that still your belief that he is a killer? >> can answer the first question? i'm laughing too. look, he has made clear that -- the answer is i believe he has in the past essentially acknowledged certain things that he would do or did do.