NEW YORK (AP) — If you haven't seen Thursday's "Grey's Anatomy" and plan to — spoiler alert! Out of nowhere, the episode walloped viewers with the shocking exit of — wait for it — Derek "McDreamy" Shepherd, the reigning heart-throb and a charter member of the long-running ABC medical drama. Played by Patrick Dempsey, making a surprise departure from the series, Shepherd died from injuries suffered when he was blindsided by a truck. This was after he had stopped while on the road to administer aid to four people injured in a gruesome two-car crash.Read more on NewsOK.com