EAST RUTHERFORD, N.J. -- The NFL initiated a review on the application of the concussion protocol used on quarterback Jaxson Dart during the second half of the New York Giants ' 34-17 win over the Philadelphia Eagles on Thursday night.

The league announced Friday that the review will be conducted jointly with the NFL Players Association under the parties' collective bargaining agreement. Coach Brian Daboll and the Giants could face discipline depending on the findings, a league source told ESPN.

Dart grabbed at his head on the ground after taking a hit on a third-quarter sack. He was taken to the blue medical tent to be evaluated for a concussion. Daboll approached the tent and poked in his head. Rookie running back Cam Skattebo also went into the tent.

Daboll was later seen t

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