Bucccaneers promote QB Mike Kafka to active roster

The Buccaneers have promoted quarterback Mike Kafka from the practice squad to the active roster, according to Rick Stroud of The Tampa Bay Times.

• Lovie Smith says Bucs proceeding as if OC Jeff Tedford won't return​

The Bucs had to add another quarterback to the 53-man roster due to an injury to starter Josh McCown. McCown tore a ligament in his right thumb against the Falcons in Week 3. He is out for Sunday's game against the Steelers, and could miss more time. 

Mike Glennon, who started 13 games for Tampa Bay last season, will start on Sunday. 

• NFL Power Rankings Week 4: Bengals maintain top spot after dominant win​

Kafka was a fourth-round draft pick from Northwestern in 2010. His only NFL action came in 2011, when he threw 16 passes in four games.

- Dan Gartland