Damar Hamlin collapsed during an NFL game. What happened? - Vox
Bills player Damar Hamlin still sedated a day after collapsing from a cardiac arrest on the field, uncle tells CNN
Damar Hamlin Remains in Critical Condition as NFL Says Game Will Not Resume This Week - WSJ
Hamlin Injury Stirs up NFL Player Benefits Misinformation Again
Bills' Stefon Diggs recalls feeling torn in reaction to Damar Hamlin's on-field collapse
Doctors Say Damar Hamlin Is Improving While Still in Critical Condition - The New York Times
Damar Hamlin 'will play professional football again,' NFL players union doctor says
Cardiac arrest causes: What led to Buffalo Bills' Damar Hamlin's collapse?
Damar Hamlin: NFL player who collapsed mid-game after cardiac arrest is 'guaranteed' to return, doctor says, US News