After Amelia (Caterina Scorsone) finally tells Link (Chris Carmack) that he may not be the baby's father, he asks her to get a paternity test. DeLuca (Giacomo Gianniotti) asks Meredith (Ellen Pompeo) for help saving a widowed mother. Bailey (Chandra Wilson) continues to grieve. And Catherine (Debbie Allen) tells Richard (James Pickens Jr.) it's time to have a real conversation about their marriage. Watch 'Grey's Anatomy' THURSDAY 9|8c on ABC.