Here's a list of injuries from across the NFL during Week 2.
LeSean McCoy, RB, Bills - Rib (Out)
McCoy returned for one play in the third quarter after sustaining a rib injury, but was held out for the remainder of Sunday's contest vs. the Chargers.
Patrick Chung, S, Patriots - Concussion (Out)
Chung was ruled out after suffering a concussion against the Jaguars.
Trey Flowers, DL, Patriots - Concussion (Out)
Flowers was ruled out with a concussion against the Jaguars.
Calais Campbell, DL, Jaguars - Eye (Questionable)
Campbell was poked in the eye against the Patriots. His return was ruled quetsionable.
Cam Robinson, OT, Jaguars - Knee (Out)
Robinson was ruled out for the remainder of Sunday's contest vs. the Patriots due to a knee injury.
Dalvin Cook, RB, Vikings - Hamstring (Questionable)
Cook was ruled questionable to return after suffering a hamstring injury against the Packers late in the contest.
Trent Williams, OT, Redskins - Knee (Questionable)
Williams was ruled questionable after suffering a knee injury during the second half against the Colts.
Jay Ajayi, RB, Eagles - Back (Questionable)
Eagles running back Jay Ajayi is questionable to return to Sunday's contest against the Buccaneers after sustaining a back injury, the team announced. Ajayi, Philadelphia's starting tailback, suffered the injury on his first carry of the game, which went for a seven-yard loss. The Eagles dressed only three running backs for their Week 2 contest: Ajayi, Corey Clement and Wendell Smallwood. Veteran tailback Darren Sproles had been inactive with a hamstring injury.
Update: Ajayi returned in the third quarter.
Mike Wallace, WR, Eagles - Ankle (Out)
Eagles wide receiver Mike Wallace was downgraded from questionable to out after suffering an ankle injury during the first quarter against Tampa Bay.
Jason Peters, OT, Eagles - Quad (Questionable)
The Eagles ruled Peters questionable after he sustained a quad injury against Tampa Bay.
Brandon Scherff, OT, Redskins - Right Knee (Questionable)
Washington ruled Scherff questionable to return after he suffered a right knee injury during the second quarter against the Colts.
Update: Scherff returned later in the second quarter.
Jordan Wilkins, RB, Colts - Ankle (Questionable)
The Colts ruled Wilkins questionable to return after suffering an ankle injury against Washington.
Andy Levitre, OG, Falcons - Elbow (Out)
Derrick Shelby, DE, Falcons - Groin (Out)
Shelby was ruled out after suffering a groin injury during the second half.
Derek Watt, FB, Chargers - Thumb (Questionable)
The Chargers ruled Watt questionable to return against the Bills.
Da'Norris Searcy, S, Panthers - Concussion (Out)
The Panthers ruled Searcy out against the Falcons with a concussion.
Marcus Sherels, CB, Vikings - Chest (Doubtful)
The Vikings ruled Sherels doubtful to return after suffering a chest injury against the Packers.
Chris Conte, S, Buccaneers - Knee (Doubtful)
The Bucs ruled Conte doubtful to return after suffering a knee injury against the Eagles.
Greg Zuerlein, K, Rams - Groin (Out)
The Rams ruled Zuerlein out with a groin injury, which forced Johnny Hekker into the kicking job. Hekker made his two kicks (a field goal and an extra point) and the Rams otherwise attempted two-point conversions.
Larry Fitzgerald, WR, Cardinals - Hamstring (Questionable)
Fitzgerald left the game with a hamstring injury, but head coach Steve Wilkes said the injury is minor.
Darius Slay, CB, Lions - Concussion (Out)
The Lions ruled Slay out after suffering a concussion against the 49ers.