Serious fan violence taking on life of its own; can it be stopped?
The Rising Fear of Brain Injuries in School Sports - The Atlantic
Why do hardcore football fans behave like rutting stags?
Pro Picks: Handing the Bears their 15th straight loss won't come easy for the Commanders
Everything you need to know about Calcio Storico, Italy's most violent tradition - The Local
Playing It Safe: Former NFL Players Talk Football's Legal Hurdles - Northwestern Pritzker School of Law News
Mounds of Injury Data Can't Bury Brutality of the N.F.L. - The New York Times
What sparked the violence at Nice vs. Cologne? – DW – 09/09/2022
CTE beyond the NFL: Everyday people seek help in a dubious brain health industry : NPR
Is the NFL too violent to continue as a mainstream sport? - Quora