and we just learned that mo moveon.org, liberal edadvocacy group has just endorsed bernie sanders. >> see the complete interview tonight 7:00 eastern only on cnn. during cnn's one-on-one interview with violent joebd, he just didn't talk about the democratic race but the gop campaigns as well. including donald trump's bid for the white house. biden says the real estate mogul is not only incredibly divisive but lack -- >> he's the republican front runner right now. no doubt about it. let me ask you, is he qualified to be president of the united states and a leader on the world stage? >> anyone in the american public says they want to be president is qualified to be president. i know that sounds like i'm avoiding the question. and that is not my style. i want to make that clear at the front end. i think that though he's an incredible divisive figure. the country has never done well when the leader of the the country appeals to people's fears as opposed to their hopes. that is what worries me about donald trump. if donald trump gets the nomination and wins the election, if he's as smart a