LOS ANGELES, Sept. 18 (UPI) -- Grey's Anatomy released a season 12 trailer starring Ellen Pompeo on Thursday.
The preview sees the 45-year-old actress return as Dr. Meredith Grey, who is seen dealing with some major changes. Sister-in-law Amelia Shepherd (Caterina Scorsone) literally knocks down Meredith's walls, while half-sister Maggie Pierce (Kelly McCreary) is shown punching a blonde.