Buffalo Bills running back James Cook did not participate in training camp practice for a second straight day on Monday as he continues to seek a contract extension.

Buffalo Bills running back James Cook is the second most imporant player on the team's offense, says Dan Orlovsky.

Buffalo Bills general manager Brandon Beane told The Associated Press that he isn’t sure how long the contract standoff with James Cook will last after the running back declined to participate in practice for a second straight day.