Packers wide receiver Greg Jennings was unable to practice Tuesday after he failed to finish Sunday's game against the 49ers because of a groin injury. Coach Mike MCarthy said "(Wednesday) will be the big day" in determining Jennings' availability for Thursday's game against the Bears. “His workout and his rehab went pretty good," McCarthy said, per the Green Bay Press-Gazette. "We’re dealing with the groin, how he responds to it will be an endurance issue.†Source: CBSSports