Back injury limits Haynesworth

FOXBOROUGH, Mass. -- Defensive lineman Albert Haynesworth was held out of Thursday's practice with a back injury, according to the team's participation report. Haynesworth had participated fully in Wednesday's session.

Also, tight end Dan Gronkowski was held out of Thursday's practice with a hamstring injury. He was limited on Wednesday.

The other change was cornerback Kyle Arrington (concussion) having limited participation after being held out on Wednesday.

For the Bills, wide receiver Stevie Johnson (groin) and defensive lineman Spencer Johnson (hip) were both full participants in Thursday's practice after not having practiced on Wednesday.

Did not practice

S Patrick Chung (hand)

TE Dan Gronkowski (hamstring)

DT Albert Haynesworth (back)

TE Aaron Hernandez (knee)

OT Sebastian Vollmer (back)

DL Mike Wright (concussion)

Limited participation

CB Kyle Arrington (concussion)

CB Ras-I Dowling (hip)

LB Gary Guyton (hamstring)

LB Jerod Mayo (thigh)

P Zoltan Mesko (left knee)

WR Taylor Price (hamstring)

OL Ryan Wendell (calf)

Full participation

S Josh Barrett (thumb)

CB Leigh Bodden (hand)

LB Dane Fletcher (thumb)