The NFL said Friday that it is investigating video of a fan being punched during Thursday night's game between the Philadelphia Eagles and Carolina Panthers at Bank of America Stadium in Charlotte, North Carolina.
Instagram account @odubco posted the following video of the incident (Warning: Video and caption contain graphic content):
According to NFL Network's Ian Rapoport, the league said, "We take all of these things very seriously."
This article will be updated to provide more information on this story as it becomes available.