Roger Goodell - Change or two coming to concussion protocol - ESPN
The NFL's Racist 'Race Norming' Is an Afterlife of Slavery - Scientific American
N.F.L. Agrees to Settle Concussion Suit for $765 Million - The New York Times
Dolphins' wide receivers Tyreek Hill, Jaylen Waddle react to the news of Tua Tagovailoa entering concussion protocol - The Phinsider
NFL Health and Safety Fact Sheet
Investigation determines Miami Dolphins followed concussion protocol with Tua Tagovailoa - CBS News
N.F.L. Introduces New Rules to Back Its Concussion Protocol - The New York Times
NFLPA agrees to concussion protocol changes, NFL responds - ESPN
NFL concussion protocol changed after Tua Tagovailoa injury
NFL agrees to pay $765M to settle concussion suits - The San Diego Union -Tribune
Jones: Tua Tagovailoa deserved better from Dolphins, NFL and so many others - The Athletic