CINCINNATI (AP) -- BenJarvus Green-Ellis didn't suit up for the Cincinnati Bengals' practice on Tuesday. He wore black sweatpants and a gray hooded sweatshirt, running by himself at one end of the University of Cincinnati's covered football field while everyone else ran plays.
It's another challenge for an offense that's hit the wall.
Green-Ellis had a sore hamstring during pregame warm-ups and sat out a 23-17 win over Baltimore on Sunday, leaving Cincinnati with questions about its top runner heading into a playoff game Saturday at Houston.
Coach Marvin Lewis wouldn't discuss the status of Green-Ellis, who spent most of the open locker room period away from the media in the trainer's room.
"We're going to prepare to run the ball like we do every week and hopefully BenJarvus is healthy," offensive coordinator Jay Gruden said after practice. "He's got a little twinge right now, but it looks like he's going to be fine. It will be important to us.
"We have other backs also that can run...