Bills running back James Cook did not report for the start of Buffalo’s voluntary offseason workouts, general manager Brandon Beane said Tuesday. But the GM is not yet concerned that Cook is holding out for a new contract.

Cook made his case to rank among the league's top running backs by tying the Baltimore Ravens' Derrick Henry and Detroit Lions' Jahmyr Gibbs with 16 rushing touchdowns in 2024. The Bills' voluntary offseason workout program began Monday, with players including newly extended quarterback Josh Allen in attendance.

The NFL offseason can be broken down into several key phases that help teams structure their preparation for the upcoming season. From the start of free agency to preseason games, each step plays a role in getting franchises back into rhythm — and one of those phases is organized team activities,