'You don't know anything!' Defensive Trump snaps at reporter over ad with 'lucid' mother

President Donald Trump doubled down on his support for a controversial campaign ad Friday when pressed by a reporter. Earlier this week, a mysterious video spread online featuring a woman who claimed to be the mother of Democratic Ohio gubernatorial candidate Amy Acton. In the video, the woman attacked Acton as a “liar” and urged Ohioans not to vote for…