It is unclear how this latest injury.

Indianapolis Colts receiver Austin Collie (Notes) suffered a concussion in a shot in the head Sunday by Philadelphia Eagles safety Kurt Coleman (notes).
Collie was moved and reported in the locker room, the Steelers 36 Bettis Jersey
team said.
Collie lying on the floor fell silent for several minutes in the second quarter, while the trainers worked on him, then placed on a stretcher as players from both banks and watched the crowd. Halfway through the Eagles win, the Colts announced their condition.
The second year receiver has a pass in the middle, after they defeated by the deep Quintin Mikell (notes) and Coleman. Although Mike was penalized for hitting a defenseless receiver, replays showed Coleman approached the hull Collies.
Since the NFL shots his head and neck, on 19 was October after a series of them last weekend, there are few such errors. The league has threatened with suspensions of illegal access to defensive players say they have no place in the game
Collie turned with the ball when he struck and fell, making him a defensive player. Fell to the ground and seemed to move as he worked as a player Colts and the Eagles took their helmets and looked on, some appearing to pray.
In the game, Eagles guard Max Jean-Gilles (notes) also left with a concussion and safety Nate Allen (notes) with the left upper back and neck injuries. Jean-Gilles left in the first half.
Allen needed back and neck X-rays were negative, after leaving in the second quarter. Allen spent several minutes after being injured in a tackle.
The defending Super Bowl champions Santos has lost another key member of its offensive after Jeremy Shockey (notes), with a rib injury on the left.
X-rays at the end of New Orleans have been applied negative after he shot a touchdown to achieve in his career catch No. 500th Shock stood up and walked into the cabin. He was sent to the hospital just before the break.
It took just to make sure it was nothing serious, said coach Sean Payton.
Also in this game, the Carolina's Matt Moore (shouts) was Rookie of Steelers 36 Bettis Jersey
Jimmy Clausen (notes), replaced by violation of his right shoulder in a bag. Moore was defensive tackle Sedrick Ellis of (notes) on a third try early in the second quarter shot. Carolina had lost running back Jonathan Stewart (notes) with a head injury in the first quarter.
In Detroit, took Matthew Stafford (white) back to the Lions lineup of less than two games.
The quarterback injured his right shoulder at the end of their teams 23-20 overtime loss to the New York Jets.
With the Lions leading 20-10, Stafford sent to try to stir the depths of his own territory and landed on his shoulder. Separated the same shoulder in the game of the season and missed the next five games, does not return until the last weeks victory over Washington.
It is unclear how this latest injury.