It's not all about putting together a high-flying offense.

The Packers have some roster issues to address this offseason, what with players like tight end Jermichael Finley and wide receiver James Jones becoming unrestricted free agents. But those problems take a back seat to what awaits on defense.

Will nose tackle B.J. Raji (another UFA) depart for another team? If so, Green Bay must focus on shoring up the middle of its defense for the 2014 season.