Watch Trump: Bernie Sanders 'signed on with the devil' in endorsing Clinton in New Channel | Channify

Donald Trump says Bernie Sanders "never had a chance" in the Democratic primaries and that Hillary Clinton should apologize for her email scandal. He also promises to have a special prosecutor investigate it if he wins the presidency. Follow our complete coverage of the 2016 race for the White House at http://www.pbs.org/newshour/tag/vote-2016/ Watch the full debate at: https://www.youtube.com/watch?v=IcNyCmBTJCY