Beginning Sunday, June 24th at 11:00 a.m. ET/PT, AMC will air a multi-weekend Best Of “The Walking Dead” marathon event, leading into all-new episodes of season three AMC’s “Preacher,” airing Sundays at 10:00 p.m. ET/PT. Over the next six weekends, viewers can re-watch the most talked about and best moments of their favorite characters, including The Dixon Brothers, Carol, The Governor, Shane, Glenn, and Michonne.