Robby Mook Stresses Unity Despite Debbie Wasserman Schultz Exit

Robby Mook, presumptive Democratic nominee Hillary Clinton's campaign manager, spoke at a Bloomberg Politics breakfast with journalists from the Democratic National Convention in Philadelphia, Pennsylvania, on Monday. He discussed Democratic National Committee chair Debbie Wasserman Schultz and the e-mail leak controversy that has led her to announce that she will step down at the end of the week. “Our party is unified,” he said.