On Thursday, House Majority Leader Rep. Kevin McCarthy (R-CA) told reporters that Donald Trump’s nomination would help Republicans running for office, not hurt them. McCarthy cited the fact that turnout in the first nine presidential primaries had risen this year from 2008, while Democratic turnout had declined. McCarthy used the example of the 7th District, where Sacramento County Sheriff Scott Jones is challenging two-term Democrat Rep. Ami Bera (D-CA), telling to the Sacramento Bee, “I have big hopes that that one is going to be very competitive.” Jones has made immigration one of his top issues: last October, after an...