2009 Green Bay Packers season - Wikipedia
NFL: Clay Matthews hurt by Packers' decision but moves on with Rams
Green Bay Packers: Clay Matthews sidelined a couple of weeks – Twin Cities
Packers training camp: Clay Matthews misses third-straight practice - Acme Packing Company
Kolb forgot snap count after hit by Matthews in Eagles' season opener vs. Packers
Packers Clay Matthews left frustrated by late roughing passer penalty
Clay Matthews one of best at converting pressures into sacks
Notebook: Matthews suffers a setback
2016 NFL - Biggest injury questions Week 5 - ESPN
The Aaron Rodgers Era is Over. It's Time to Move On.
Clay Matthews III Taylor Blitz Times