What happened to Damar Hamlin?
Damar Hamlin update: Bills player in ICU with 'signs of improvement'
Buffalo Bills player Damar Hamlin suffered cardiac arrest on field, team says
Bills players ask for prayers as Damar Hamlin is hospitalized in critical condition after collapsing on field
Buffalo safety Damar Hamlin collapses during game vs. Bengals, is in critical condition, NFL says; game postponed indefinitely
On His Way to the NFL, Damar Hamlin Was Determined to Give Back - The New York Times
Damar Hamlin Shares Gratitude in First Message Since Medical Emergency
How sports broadcasters responded to the Damar Hamlin injury
Bills' Damar Hamlin in critical condition for cardiac arrest - Los Angeles Times
Damar Hamlin: Buffalo Bills player in critical condition but showing 'signs of improvement' as support offered to Tee Higgins, NFL News
Buffalo Bills' Damar Hamlin In Critical Condition After On-Field Cardiac Arrest
Bills' Damar Hamlin out of hospital as he recovers from cardiac arrest - The Japan Times