"Grey's Anatomy" Renewed for Season 20 at ABC

"Grey's Anatomy" continues to write TV history with a renewal for a landmark 20th season, extending its record as the longest-running primetime medical drama. Along with the pickup, which was fully expected, ABC also confirmed that Meg Marinis will serve as showrunner for Season 20. She replaces longtime "Grey's Anatomy" and "Station 19" showrunner Krista Vernoff, who is leaving both series at the end of this season.