Meredith (Ellen Pompeo) tells Catherine (Debbie Allen) that she'll refocus her research but not before asking Amelia (Caterina Scorsone) to continue it in secret. Owen (Kevin McKidd) gets an update on Teddy's (Kim Raver) health, and the interns get a new residency director. From the season 20 premiere of 'Grey's Anatomy,' episode 1, 'We've Only Just Begun.' Watch 'Grey's Anatomy' THURSDAYS 9/8c on ABC. Stream on Hulu.

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