'RINO' versus 'political prostitute' in West Virginia

A bitter GOP primary in West Virginia has turned into one of the most hard-fought Republican primaries of the midterms, testing everything from Trump’s influence and the potency of ideological purity to small government to whether a GOP congressman can sell his primary voters on the merits of a bipartisan compromise in a hyper-polarized climate. Ally Mutnick reports. Learn more about your ad choices. Visit megaphone.fm/adchoices