Jones appeared to hurt his left knee on a pass play in the first quarter. He limped off the field and the Packers called it a ''leg injury''.
Cobb, the team's best breakaway threat at the position, was injured when he was struck in the right leg on a tackle by safety Matt Elam near the end of the half.
Houston quarterback Matt Schaub left against the St. Louis Rams in the third quarter with an apparent right ankle injury. Schaub was injured when he was sacked by Chris Long late in the third quarter. He remained on the turf for a few minutes before trainers helped him as he hobbled off the field.
Texans coach Gary Kubiak didn't have many details on Schaub's injury after the game, saying only: ''Matt's got a little bit of everything on that one leg.''
Cardinals defensive end Calais Campbell was carted off the field at San Francisco with an apparent right leg injury. Campbell was hurt when his leg buckled beneath him as he helped bring down Frank Gore on a 1-yard gain late in the game.
''He left the field with movement and the feeling was coming back,'' coach Bruce Arians said. ''He had numbness. It was precautionary (carting him off).''
Cardinals spokesman Mark Dalton said on Twitter that Campbell ''was taken to a Bay Area hospital to undergo precautionary MRI and CT scans. Initial results have been positive and he will continue to be evaluated.''
San Francisco lost nose tackle Glenn Dorsey in the first quarter with a right hamstring injury. He is the Niners' second injured nose tackle after starter Ian Williams went down with a season-ending broken ankle in a Week 2 loss at Seattle.
Their best defensive back, Aqib Talib, left with a hip injury in the third quarter. Late in the period, wide receiver Danny Amendola got up slowly and didn't return after being hit in the head following a reception that was nullified by a penalty. In the fourth quarter, their top linebacker, Jerod Mayo, was knocked out of the game with a shoulder injury. Starting offensive guard Dan Connolly also missed the rest of the game after a head injury.
For the Saints, star tight end Jimmy Graham limped off the field late in the third quarter but returned.
Dallas running back DeMarco Murray and defensive end DeMarcus Ware left the game against Washington because of injuries.
Murray left in the second quarter with a sprained left knee, and Ware had a right quad injury.
Redskins linebacker Bryan Kehl was ruled out with a sprained left knee, and cornerback David Amerson had a concussion.
The Vikings lost safety Harrison Smith (turf toe, left foot), cornerback Xavier Rhodes (sprained right ankle) and linebacker Desmond Bishop (sprained right knee) in their loss to Carolina. They'll have MRIs on Monday.
Jets running backs Bilal Powell (shoulder) and Mike Goodson (knee), wide receiver Clyde Gates (shoulder), and cornerback Kyle Wilson (head) all left and didn't return in their loss to the Steelers. Also in that game, Steelers TE David Johnson left in the first quarter with an injured left wrist and didn't return.
The Oakland Raiders were running out of offensive lineman after backup center Andre Gurode and right tackle Tony Pashos left their game against the Chiefs. Gurode hurt his knee midway through the second quarter. Pashos hurt his groin late in the first half.
Kansas City also lost left tackle Branden Albert with a bruised left knee.
The Broncos lost right tackle Orlando Franklin to a left knee injury in the third quarter of their win over Jacksonville. He hobbled out of the locker room on a cane.
Jaguars receiver Cecil Shorts III left in the first quarter with a right shoulder injury.
Lions cornerback Rashean Mathis left in the first half with a groin injury and didn't return against the Browns.
Bills linebacker Manny Lawson left the game against Cincinnati with a hamstring injury in the first half.
Titans linebacker Moise Fokou left in the fourth quarter at Seattle with a knee sprain. Seattle DE Chris Clemons suffered a hyperextended elbow late in the game.
AP NFL website: www.pro32.ap.org
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