Who is Damar Hamlin? Bills safety a Pittsburgh area star in high school, college who gives back to community
Damar Hamlin in their hearts, the NFL pays tribute to No. 3 – The Denver Post
Bills safety Damar Hamlin eases back into practice 5 months since near-death experience
Cardiac arrest causes: What led to Buffalo Bills' Damar Hamlin's collapse?
Buffalo Bills' Damar Hamlin critical after collapse on field - WHYY
NFL's Damar Hamlin in critical condition after cardiac arrest - The Jerusalem Post
Bills safety Damar Hamlin remains in critical condition in hospital ICU; game will not resume this week
EXPLAINER: What happened to Buffalo Bills safety Damar Hamlin?
Opinion: Has the Damar Hamlin incident changed people's views on football? - The San Diego Union-Tribune