MSNBC's Chris Matthews came to the defense of Hillary Clinton Tuesday afternoon, and argued that a "vast right-wing conspiracy" is working hard to undermine her dreams of winning the White House. The moment occurred as the cable news host complained that a participant in Monday's CNN town hall told Clinton to her face that many young voters don't see her as an honest person. Several recent polls show that voters have grave misgivings about Clinton's ability to tell the truth, and the ongoing federal investigation into her private State Department email server continues to dog her campaign every step...