HALIFAX, Nova Scotia (AP) — A leading Republican voice on national security matters said Saturday he doesn’t care what President-elect Donald Trump says, the United States will not reinstate waterboarding. Sen. John McCain of Arizona, chairman of the Armed Services Committee, said at the Halifax International Security Forum that any attempt to bring back harsh interrogation techniques such as waterboarding, which simulates drowning, would quickly be challenged in court. “I don’t give a damn what the president of the United States wants to do or anybody else wants to do. We will not waterboard. We will not do it,” McCain...