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.

Watch the trailer of the new season of Hard Knocks with the Buffalo Bills on Tuesday's at 9:00 PM ET. In this preview of "Hard Knocks: In Season with the AFC North," ESPN broadcaster Chris Berman visits the Baltimore Ravens practice before their 2024 Wild Card Weekend matchup against the Pittsburgh Steelers.