Sen. Bernie Sanders' 2020 campaign is on the upswing.<br />In fact he's so popular he has a target on his back.<br />He's been at the top of recent polls in important early voting states.<br />He dominated in fundraising and nabbing endorsements from prominent progressive groups.<br />Business Insider says Sanders is getting roasted for telling Elizabeth Warren than a woman can't win the presidency.<br />He also called Warren a liar during the CNN debate.
