It should be all over in about one week, but David McCormick’s U.S. Senate campaign showed signs Tuesday of fighting vigorously to the end for a full and accurate recount of the primary contest between he and self-declared “presumptive nominee” Dr. Mehmet Oz. Recount results are supposed to be made public no later than June 8. The eventual winner will take on Democratic Party nominee and sitting Lt. Gov. John Fetterman in the general election for the right to succeed U.S. Sen. Pat Toomey, R-Pa., who is not seeking re-election. By day’s end Tuesday, Oz, the former heart surgeon-turned-daytime television...