TEXT: Westlake Legal Group AP19262622255095 Marianne Williamson rules out third party run, vows to get behind Democratic nominee Victor Garcia fox-news/shows/the-story fox-news/politics/elections/democrats fox-news/politics/elections fox-news/person/marianne-williamson fox-news/media/fox-news-flash fox-news/media fox news fnc/media fnc f0c571e2-f0ae-5835-8d6d-a80fd6fc278e article