Damar Hamlin cleared to play, 4 months after cardiac arrest
EXPLAINER: What happened to Damar Hamlin?
NFL won't make up Bills-Bengals game this week following safety's collapse on-field
How the Bills and Bengals led the way in the hour after Hamlin collapsed - ESPN
NFL world in shock after Damar Hamlin's sickening collapse
Bills-Bengals game suspended for night after Damar Hamlin taken from field in ambulance
Bills, Bengals focus on playing with Hamlin home, recovering
Who is Damar Hamlin, the Buffalo Bills player who collapsed at Monday's game? : NPR