Hamlin in their hearts, the NFL pays tribute to No. 3
GPB's Jon Nelson on NFL player Damar Hamlin's tragic collapse
Explainer: What Happened to Buffalo Bills Player Damar Hamlin?, Chicago News
Damar Hamlin 'suffered a cardiac arrest', remains in critical condition after collapse on field
NFL star Damar Hamlin's family thanks fans for support after his collapse - BBC News
Bills' Damar Hamlin's cardiac arrest adds to NFL injury reality
Who is Damar Hamlin, the Buffalo Bills player who collapsed at Monday's game? : NPR
Bills announce Damar Hamlin 'continues to breathe on his own and his neurological function is excellent'; Hamlin remains in critical condition
Video NFL player Damar Hamlin still in critical condition after cardiac arrest - ABC News