One NFL player has died on the field. His widow watched Damar Hamlin's collapse in horror.
Dylan Thomas: This video shows high school football player's last moments on the field before his death
Franco Harris, Steelers Hall of Fame Running Back, Dies at 72 - WSJ
Life before Death Row: The brief football career of Suge Knight
Teammates helped player after father's death
Ex-NFL player Phillip Adams who killed 6 people had CTE, doctors say : NPR
Is Jessie Lemonier Cause of Death Unveiled by TMZ?
Five football players who died after collapsing on the field - EastMojo
Mural of Northeast High player, who died after collapsing on football field, brings awareness to rare disease
Ball State football emotional injury to LB Clayton Coll at Kentucky
The Mosquito Bowl: A Game of Life and Death in World War II by Buzz Bissinger, Paperback
Across the River: Life, Death, and Football in an American City: 9780062950598: Babb, Kent: Books
Gridiron Gang - Willie Weathers Kills His Mother's Abusive Boyfriend In Self Defense