Grey’s Anatomy 10×24 Promo “Fear (of the Unknown)” Season Finale

Grey’s Anatomy 10×24 “Fear (of the Unknown)” (Season Finale) – In the Season 10 finale, the doctors of Grey Sloan Memorial Hospital bid an emotional farewell to the beloved Cristina Yang. A possible act of terrorism rocks Seattle and causes chaos at the hospital. Meanwhile, Meredith makes a life changing decision and one doctor receives shocking news, on “Grey’s Anatomy,” Thursday, May 15th on ABC.