The Dolphins are intently looking at trading down from the No. 12 overall pick in the draft, and they also are shopping starting guard Justin Smiley, according to a league source.

The Steelers have concerns about the sexual-assault allegations against QB Ben Roethlisberger, but not enough to alter their draft board. Also making news today: Sam Bradford will visit St. Louis, Julius Peppers will make one teammate happy and more.

Panthers WR Steve Smith, Dolphins RB Ricky Williams and Bengals LB Rey Maualuga were among the notable players who suffered injuries in Week 16.

The Miami Dolphins have lost RB Ricky Williams to a shoulder injury in Sunday’s game against the Texans.

The injury report is out for Thursday night’s game between the Dolphins and Panthers, and both teams are facing question marks with some key players.

Ronnie Brown was held out of practice by the Dolphins, a day after injuring his right foot.

Buccaneers WR Antonio Bryant is listed as doubtful for Sunday’s game against the Dolphins. Bryant has struggled with a knee injury, and he missed last week’s game against the Packers.