Pro Bowl offensive guard
The right guard got tangled up with linebacker
"Marshal is making very good progress," Harbaugh said. "I'd call it a strain, nothing serious. He could have played in the game if it had been a regular-season game."
Rookie wide receiver
Several other players didn't practice, including linebackers
Considine suffered a more serious concussion Thursday after incurring a minor concussion the previous week.
"He's working through that, but he should be fine," Harbaugh said.
Pro Bowl outside linebacker