Green Bay Packers DL Muhammad Wilkerson (ankle) did not practice all week and has been ruled out for Week 4 versus the Buffalo Bills. OG Justin McCray (shoulder) has not practice all week and is listed as doubtful. WR Randall Cobb (hamstring), S Josh Jones (ankle), CB Kevin King (groin), LB Nick Perry (concussion) and QB Aaron Rodgers (knee) were limited in practice Friday, Sept. 28, and are listed as questionable. OT Bryan Bulaga (back) and TE Jimmy Graham (knee) were also limited in practice Friday but removed from the injury report.