Full Coverage
NFL and players union agree to updated concussion protocol
By Kevin Dotson, Zoe Sottile & Eric Levenson
Top news
Explainer: Tua Tagovailoa, fencing response and NFL protocol
By Rob Maaddi
TV dilemma resurfaces after Tua Tagovailoa injury: When to show and when to tell
By Sam Farmer
Dolphins followed protocol with Tua's injury, review finds
NFL players’ union calls for changes in concussion rules by Sunday
By Phil Helsel
