Packers linebacker Clay Matthews will miss Sunday's game against the Chicago Bears for the NFC North title after aggravating a right thumb injury. Green Bay didn't practice Wednesday but issued an injury report as though it did. Matthews was listed as out. Matthews got hurt during a sack in Sunday's 38-31 loss to the Pittsburgh Steelers. Matthews missed four games earlier this season after initially breaking the thumb in Week 5 in October. Read more http://espn.go.com/nfl/story/_/id/10193484/green-bay-packers-rule-clay-matthews-chicago-bears-game