ENGLEWOOD, Colo. — The San Francisco 49ers held their first of two joint practices against the Denver Broncos at the UCHeath Training Center on Friday. In a civil session between the two clubs, here are the top observations.
1. San Francisco waived/injured cornerback Greg Mabin ahead of Friday’s session. The team signed former Green Bay Packers cornerback Quinten Rollins. Rollins recorded a PBU during 11-on-11 action.
2. Mike Person was using crutches and wearing a protective boot following Friday’s session. There is no word yet on the severity of Person’s injury.
3. As for the rest of the 49ers, Ronald Blair III (groin), Nick Bosa (ankle), Dee Ford (knee), Joshua Garnett (finger), George Kittle (calf tightness), D.J. Jones (knee), Elijah Lee (thumb), Raheem Mostert (concussion protocol), Jullian Taylor (back), Trent Taylor (foot), Levine Toilolo (shoulder), Jason Verrett (ankle) and K’Waun Williams (knee) were non-participants.
4. San Francisco’s defense was stout during 11-on-11 red zone drills.