The Facts: Cook, the team's biggest offseason acquisition this year, underwent foot surgery this week and will miss the rest of the offseason program, multiple sources told ESPN.

Diehards Line: The Packers hope that Cook will be back for training camp next month. The surgery was described as "preventative" and something both Cook and the team wanted to take care of now so that it didn't linger into the regular season. The Packers gave Cook a one-year, $2.75 million contract after the Los Angeles Rams cut him in February. ... We'll follow up as needed.