South Carolina LB Quin Smith ruled out

COLUMBIA, S.C. -- South Carolina linebacker Quin Smith has a back strain and won't play against the Citadel.

The team announced the move Saturday about two hours before kickoff. The Gamecocks (No. 12 BCS, No. 14 AP) are taking on the Bulldogs (4-6) of the Football Championship Subdivision.

Smith is third on the Gamecocks (8-2) with 43 tackles. Smith is a 6-foot-1, 238-pound junior from Lenoir, N.C. He has played in all 10 games this season.