Howard Dean: Hillary Clinton has been ‘completely truthful’
03:34Former Vermont Gov. Howard Dean, the former chair of the Democratic National Committee, tells Matt Lauer that the Justice Department investigation of Hillary Clinton’s email server will show “no criminality” and that her Republican rivals are attempting to “smear the frontrunner early on.” He says, “I have a lot of respect for Joe Biden,” but questions Biden’s appeal to voters under age 35.