Former Vice President Mike Pence on Tuesday criticized his former boss-turned-rival, Donald Trump, for calling retired Gen. Mark Milley, the former chairman of the Joint Chiefs of Staff, a traitor over phone calls he made to China in the final stormy months of their administration. “Frankly what Donald Trump said about him in that tweet, about treason and death, was utterly inexcusable,” the GOP presidential candidate said at a national security and foreign policy event at Washington’s Georgetown University co-hosted by The Associated Press. Pence also reacted to the news that House Speaker Kevin McCarthy had been ousted from his...