SANTA CLARA — Aside from the 49ers’ expected announcement that no fans will be allowed for at least their season opener, we did learn much more Tuesday at training camp:
INJURY UPDATES
Defensive ends Nick Bosa and Dee Ford, wide receiver Brandon Aiyuk and running Back Raheem Mostert headlined a lengthy list of players not practicing.
Bosa has not practiced since coming out the final 30 minutes of Friday’s session with an apparent, upper-leg issue; the 49ers claimed his absence over the ensuing two . . .