Matt Bevin, the tea party primary challenger aiming to unseat Senate Minority Leader Mitch McConnell, charged Monday that McConnell can’t win a general election. In remarks at a Washington, D.C. event sponsored by the tea party-affiliated group FreedomWorks PAC, Bevin painted himself as the only Republican who can beat Democratic candidate Alison Lundergan Grimes in what is already among the most high-profile races of the 2014 midterm cycle. “We run a tremendous risk of losing this seat in Kentucky to someone who does not represent Kentucky values,” Bevin said. “We run the risk of losing this seat because of a...