New England Patriots receiver DeVante Parker called out the NFL for its handling of the concussion protocol after he suffered a head injury in Monday's game against the Arizona Cardinals:
Zack CoxDeVante Parker speaks out on the NFL's handling of his head injury (and thanks Nelson Agholor for his help). <a href="https://t.co/6iKAK0pYYk">pic.twitter.com/6iKAK0pYYk</a>
Parker suffered a hard hit in the first quarter while making a catch and showed signs of a concussion, but he remained in the game and was set to take part in the following play, even though teammate Nelson Agholor was signaling officials to blow the whistle.