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when does mark sloan die in grey's anatomy
In Grey's Anatomy, Mark Sloan dies in the ninth-season premiere.
Who else dies in the following episodes of Grey's Anatomy
Doctor Craig Thomas dies in episode 5 of season 9 of Grey's Anatomy. He suffered a heart attack while operating on a patient.

Question: Who was the doctor
Self-contained rewrite: Who was doctor Craig Thomas in Grey's Anatomy