When former President Donald Trump held a campaign event at Arlington National Cemetery last week, 1st Lt. Jimmy McCain says he viewed it as a “violation.” The youngest son of the late Sen. John McCain had already been moving away from the Republican Party — just weeks ago, he changed his voter registration to Democrat and plans to vote for Kamala Harris in November, he told CNN in an exclusive interview this week. But he is speaking out now for the first time about Trump because of the former president’s conduct at the hallowed ground where several generations of McCain’s...