Who Is Denny Kellington, the Assistant Athletic Trainer Who Administered Life-Saving CPR to Damar Hamlin? – NBC Chicago
Man who performed CPR on Damar Hamlin 'a real hero': Bills head coach
What happened to Damar Hamlin? Explaining cardiac arrest causes
Bills' assistant athletic trainer who performed CPR on Damar Hamlin receives one NFL MVP vote
Bills' assistant athletic trainer who performed CPR on Damar Hamlin receives one NFL MVP vote
EXPLAINER: What happened to Damar Hamlin?
Update: Damar Hamlin has made 'fairly remarkable improvement,' can communicate in writing
Denny Kellington named as Bills trainer who performed 'vital' CPR to Damar Hamlin
Here's how medical personnel saved Damar Hamlin's life, enabling Bills safety to ask 'Did we win?'
Bills safety Damar Hamlin remains in critical condition after cardiac arrest on field - Good Morning America