Bengals-Bills game suspended, Bills' Damar Hamlin in critical condition
EXPLAINER: What happened to Damar Hamlin?
With heavy hearts, NFL players go back to work - The Japan Times
Fans, NFL respond after Bills' Hamlin collapses on field
On His Way to the NFL, Damar Hamlin Was Determined to Give Back - The New York Times
Gut-wrenching': Bills fans in Cincinnati react with shock, horror to Damar Hamlin injury
Bills safety Damar Hamlin returns to action in first regular-season game since cardiac arrest - The San Diego Union-Tribune
NFL: Bills-Bengals won't resume; playoff scenarios revealed
What happened to NFL player Damar Hamlin, who collapsed on the field after suffering cardiac arrest