Damar Hamlin plays in first regular-season NFL game since cardiac arrest - CBS News
Buffalo Bills will play Sunday as Damar Hamlin shows 'substantial improvement' : NPR
Buffalo Bills Damar Hamlin update shows improvement
NFL: Bills-Bengals won't resume; playoff scenarios revealed – Orange County Register
AFC Wild Card: Bills, with Hamlin recovering, turn focus to Dolphins – Orange County Register
Damar Hamlin makes an early impact in returning to field in Bills' preseason game against Colts
Damar Hamlin injury update: Buffalo Bills player awake and conscious, asks 'did we win?' - ABC7 Los Angeles
How Damar Hamlin's Recovery Allowed Us to Breathe - The New York Times