Safety wore blue and orange in Sunday's game vs. Arizona.
Running back returned and did limited work on Friday.
Lions' doctors still have not cleared him.
Lions running back to have MRI today.
Lions defensive tackle's $100k latest in long line of punishments.
Four games have already experienced line adjustments of two or more points.
Reggie Bush shines in his Detroit debut while quarterbacks Gabbert and Weeden continue to struggle.
Rookie defensive end missed time with concussion.
Ronnell Lewis charged with DUI in Oklahoma.
Speculation persists that rookie defensive end suffered concussion.
First-round pick took hard hit in Lions' Saturday practice.
Veteran receiver signed right before camp.