A 68-year-old man in southern Florida has been arrested after making threats to kill former U.S. President Donald Trump and his running mate, U.S. Senator JD Vance, officials say. He also made threats against their families. Michael M. Wiseman, from Jupiter in Palm Beach County, was arrested on Friday on a charge of Written Threats to Kill or Harm Another after his threatening messages on Facebook were reported to police. According to screenshots, Wiseman wrote in one of the messages: “Trump and Vance should be murdered before turning us in to West Russia. No time like the present.” He also sh…