Republican strategist Karl Rove said Friday that the Republican Party will lose the White House and many seats in Congress if Donald Trump wins the presidential nomination. “If Mr. Trump is its standard-bearer, the GOP will lose the White House and the Senate, and its majority in the House will fall dramatically,†Rove wrote in an op-ed for the Wall Street Journal. Rove also said that Republicans will lose the White House if Sen. Ted Cruz (R-TX) becomes the nominee. “If the nominee is Ted Cruz the situation is still dicey,†he wrote. Rove said that all of the Republican...