Buffalo Bills running back James Cook is in attendance at the team's mandatory minicamp despite an ongoing dispute over a new contract Cook, the Bills' leading rusher in each of the past two seasons,

Running back James Cook is at the Bills mandatory minicamp despite his ongoing contract dispute with the team.

Despite still waiting for a new contract extension, James Cook chose to attend this week's Buffalo Bills mandatory minicamp. Various other NFL stars seeking a new extension opted to skip minicamp during negotiations.