New concussion rules for NFL

The Miami Dolphins' Quarterback was hurt recently. His injury prompted the changes. Subscribe: https://www.youtube.com/user/WVECTV/?... Download the 13News Now App: http://bit.ly/13NewsNowApp Check out our website: https://www.13newsnow.com/ Like us on Facebook:   / 13newsnow   Follow us on Twitter:   / 13newsnow   Follow us on Instagram:   / 13newsnow