Former President Donald Trump was safe after the Secret Service fired at a gun-toting man outside Trump International Golf Club in West Palm Beach, Florida, Sunday, sources told Fox News. Authorities are treating the case as a potential assassination attempt, and arrested a suspect, a U.S. official told Fox News. The man, who was not immediately identified, was allegedly armed with a rifle when agents fired at him. "This does not appear to be some random guy with an AK-47 walking...