Initial tests revealed Jets quarterback Mark Sanchez has a sprained posterior cruciate ligament, and if he can handle the pain, he would be able to play Dec. 13 at Tampa, a source close to the situation said.
In dozens of interviews across the NFL this week, The Associated Press found that players voiced nearly unanimous support for the league's latest moves on head injuries.
The struggling New York Giants continue to tinker with their defensive lineup, demoting longtime starting defensive end Osi Umenyiora and starting tackle Fred Robbins to the second unit during practice.
Linebacker Joey Porter has been added to the Miami Dolphins' injury report with a sore knee and is listed as questionable for Sunday's game against New England.
Pro Bowl linebacker Lance Briggs is doubtful for the Chicago Bears' game against the St. Louis Rams, and left tackle Orlando Pace likely won't play against his former team Sunday.
Redskins running back Clinton Portis continues to show symptoms from a concussion and will return to a specialist in Pittsburgh on Monday and Tuesday to evaluate his progress.
Minnesota Vikings running back Adrian Peterson was cited for speeding over the weekend after police clocked him driving 109 mph on a highway in suburban Minneapolis.
