EXPLAINER: What happened to Damar Hamlin?
Damar Hamlin cardiac arrest: Everything you need to know about collapse of Bills player.
NFL Confirms Bills–Bengals Game Will Not Be Played This Week After Damar Hamlin's On-Field Cardiac Arrest
Buffalo Bills player Damar Hamlin suffered cardiac arrest on field, team says
Goodell: Bills-Bengals Game 'Will Not Be Resumed' This Week
NFL balances emotions, tight schedule after Hamlin shock
Damar Hamlin Remains in Critical Condition as NFL Says Game Will Not Resume This Week - WSJ
Bills-Bengals won't resume this week; Hamlin had cardiac arrest - Los Angeles Times
NFL: Bills-Bengals Game Won't Resume This Week After Hamlin Collapse
Updates about Damar Hamlin vigil, injury during Bills-Bengals game
NFL makes short-term decision on Bills-Bengals game; Damar Hamlin medical update
EXPLAINER: What happened to Buffalo Bills safety Damar Hamlin?
Bills provide update on status of Damar Hamlin, who collapsed on the field Monday vs. Bengals, Sports
A timeline of the NFL's response after Damar Hamlin collapsed
Bills-Bengals won't resume this week; Hamlin had cardiac arrest - Los Angeles Times