was responsible for putting the surgeons on the plane. The season continues with the struggle of the lawsuit and the animosity that it creates within the hospital, Yang and Hunt eventually divorce in order to help the lawsuit. The doctors who were on the plane win the lawsuit, but the payout bankrupts the hospital. They all club together and buy Seattle Grace Mercy West, with the help of the Harper Avery Foundation, and they become the Board of Directors, once being called the "Grey-Sloan 7". One of the changes they implement is renaming the hospital to Grey Sloan Memorial Hospital in memory of Lexie Grey and Mark Sloan. Robbins cheats on Torres with a visiting facial reconstruction surgeon and Webber gets electrocuted in the season 9 finale. Grey's Anatomy saw the departure of one of its major players, Cristina Yang, played by Sandra Oh in the season 10 finale. The 11th season also saw the introduction of the new Chief of Cardiothoracic Surgery, Maggie Pierce, Richard's secret daughter with Ellis Grey. Towards the end of the 11th season, Derek Shepherd witnesses a car accident and pulls over to help the injured, but his car is hit by a truck with him inside as he attempts to leave the scene. He later dies at another hospital following the doctors' mishandling of his injuries. The season 12 finale saw the departure of one of the show's longest-running characters, Callie Torres, played by Sara Ramirez. Altman returns to Seattle at the beginning of the 14th season while Robbins and Kepner depart in the season finale to pursue other career opportunities. Season 16 was the last to feature Alex Karev, who moved to Kansas to reunite with Stevens, leaving Grey as the last remaining intern from the original cast. Season 17 saw the departure of Andrew DeLuca, after he was stabbed and ultimately died after pursuing the sex trafficker Opal, and was also the last season to feature both Jackson Avery, who moved to Boston in order to run a family foundation and Tom Koracick, who also moved to Boston to assist Avery, as main characters. Cormac Hayes departed the series in its 18th season after deciding to return to Ireland with his kids. The Grey's Anatomy (season 18) finale showed Altman and Hunt, with their children, on the run to leave the country for being police fugitives. Bailey knew what Hunt and Altman