NFL to make changes to the league's concussion protocol - CBS Philadelphia
NFL players union urges quick changes to concussion protocol
The NFL and players union agreed to an updated concussion protocol : NPR
NFLPA applying pressure on NFL to speed up concussion protocol changes
NFL, NFLPA agree that changes to the concussion protocol are needed - NBC Sports
NFL, NFLPA agree to make concussion protocols changes
NFL, Players Union Agree to Change Concussion Protocol - The New York Times
NFL, players' union agree to modify concussion protocol after Dolphins QB Tua Tagovailoa injury
NFL modifies concussion protocol after review of Tagovailoa injury
The NFL PA issues a statement that they would like the NFL to make changes to the concussion policy
NFL's new concussion protocol triggered Miami Dolphins QB Teddy Bridgewater's removal Sunday, team says, Pro Sports
NFL-NFLPA agree to a change in concussion protocols
NFL's concussion protocol modified after Tagovailoa review
NFL to tweak concussion protocol after frightening injuries
NFL, NFLPA agree to new concussion protocol that will be in effect on Sunday - NBC Sports