Here are three observations from the second day of Bills training camp: While not an on-field note, running back James Cook has been in headlines throughout the offseason because of his contract dispute with the team. Cook wants a new deal and is entering the final year of his current one.

The Buffalo Bills could have a steal on their hands with their versatile undrafted free agent linebacker, who has a shot at the 53-man roster.

Follow our daily updates from Bills training camp, including intel on the QBs, tight position battles and potential breakouts.