Sen. Thom Tillis (R-NC) is flipping off Donald Trump, announcing Tuesday he will oppose the president’s nominee for the crucial U.S. Attorney for the District of Columbia just hours after Trump called for Senators to support him. Tillis’s decision, first reported by Breitbart News nine hours before Tillis’s confirmation, could sound the death knell for Trump’s nominee, Ed Martin, who has been serving in the office on an interim basis. Breitbart News reported Monday that Tillis withholding his supporting was the critical impediment to Martin’s nomination being advanced before the Senate Judiciary Committee. Without Tillis’s support, Chairman Chuck Grassley (R-IO)...