NFL is looking into accusation that Bills' Richie Incognito used racial slurs during game against Jaguars

The NFL is looking into an accusation that Buffalo Bills offensive lineman Richie Incognito used racist slurs against Jacksonville Jaguars defensive end Yannick Ngakoue during the teams’ AFC wild card playoff game on Sunday.

Ngakoue tweeted the allegation following his team’s 10-3 victory, referring...