Tua Tagovailoa, Miami Dolphins quarterback, suffered concussion on Sunday, head coach says
NFL and NFLPA announce they will make changes to concussion protocol after Tua Tagovailoa incident
Dolphins' Tua Tagovailoa Out of Concussion Protocol
NFL under fire over its concussion protocol following Tua Tagovailoa's back-to-back game hits - ABC News
Tua Tagovailoa's injury renews debate over how broadcasts handle concussions - The Washington Post
Dolphins deny Tua Tagovailoa played with concussion as NFL investigates, Miami Dolphins
NFLPA fires doctor, agrees to change concussion protocols after Tagovailoa injury
NFL's concussion protocol modified after Tagovailoa review
NFL & NFLPA Agree to Modify Concussion Protocols After Miami Dolphins Quarterback Tua Tagovailoa's Injury - EBONY
Tagovailoa in concussion protocol again; status uncertain
N.F.L.'s Concussion Protocol Under Scrutiny After Tagovailoa Injuries - The New York Times
NFL's concussion protocol again under scrutiny after Tua Tagovailoa is hit hard again