When the Establishment Goes MAGA

When the Establishment Goes MAGA

David McCormick, a Republican, is Pennsylvania’s junior U.S. senator. Last November, he defeated Bob Casey, Jr., the 18-year Democratic incumbent, by less than a quarter-point. Two years earlier, Mehmet Oz beat McCormick in the GOP Senate primary by an even narrower margin, 0.1 percent and 951 votes. Once upon a time, McCormick was the CEO of Bridgewater, one of the largest hedge funds, and a member of Bush 43’s administration. McCormick graduat…