The doctors of Grey Sloan Memorial will scrub in for a landmark 20th season of Grey’s Anatomy. ABC has renewed the long-running medical drama for another year, the news coming shortly after Ellen Pompeo’s exit as a series regular. In addition, Meg Marinis will take over as showrunner, according to The Hollywood Reporter. Marinis started as a writer’s production assistant in Season 3 and became a medical researcher in Season 6. She then earned a promotion every year between Season 11 and Season 15, going from story editor to executive story editor, producer, co-executive producer, and finally executive producer. She has also written 26 episodes of the show, most recently penning this season’s “Wasn’t Expecting That.” Lilane Lathan/ABC Marinis replaces Krista Vernoff, who announced her decision to step down as executive producer of both Grey’s and spinoff Station 19 in January. “It has been the privilege of a lifetime to...