If that’s the case, it calls serious question the NHL’s concussion protocol, basically leaving the decision to stay in the game up to the player, which it is specifically designed to prevent.

is officially in the league's concussion protocol after suffering a head injury in the Week 11 loss to the Minnesota Vikings on Sunday. Spears was forced to leave the game late in the fourth quarter.

RJ Barrett has entered concussion protocol and will miss Tuesday’s game against the New York Knicks, the Toronto Raptors announced. The 24-year-old forward suffered the injury late in the fourth ...