Grey's Anatomy Season 9, Episode 15 Sneak Peek: Will Cristina Resign? (VIDEO) Tweet February 13, 2013 at 02:43PM EST by Rebecca Martin Related: Grey's Anatomy, Sneak Peeks , Arizona Robbins , Callie Torres , Cristina Yang , Derek Shepherd , Meredith Grey , Owen Hunt , Season 9 , Season 9: Episode 15 Credit: YouTube In this sneak peek of Grey's Anatomy Season 9, Episode 15: "Hard Bargain" (February 14), we see Derek (Patrick Dempsey) resign. And it turns out, he's not the only one.
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