Lionsgate has released the first trailer for Run, the horror/thriller from Searching filmmaker Aneesh Chaganty. The film stars Sarah Paulson as a high-key insane mother who dominates every aspect of her daughter's (Kiera Allen) life. Chaganty made one heck of a debut with Searching, the 2018 computer-screen mystery-thriller starring John Cho, so it'll be interesting to see him keep that momentum going. This looks twisty as hell, and of course, the main draw is seeing Paulson, one of the most talented performers working today, channeling her best Mommie Dearest. Last year, Collider's Perri …