NFL.com’s Ian Rapoport reported earlier in the morning that Williams is expected to try to play through what is considered a sprained ankle. ESPN's Britt McHenry reports that Williams is considered day-to-day.
Fitzgerald Toussaint took over in the backfield and finished the game with 12 carries for 24 yards.
Pittsburgh visits the Cincinnati Bengals on Saturday at 8:15 p.m. ET in the first round of the playoffs.
- Kenny Ducey