“Defensive tackle Arik Armstead and wide receiver Jauan Jennings have both officially been ruled out. Armstead has knee and foot issues while Jennings is still working through concussion protocol.”
Hutchinson: 3 things to look for in 49ers-Ravens potential Super Bowl preview
“All the real football nerds are stoked for this linebacker matchup. These are arguably the best two middle linebacking groups in the NFL.
Fred Warner has held the title of top linebacker in the NFL for the last few years, but No. 2 has to be Roquan Smith. He’s got freaky range, aggression, and the intelligence required to be an elite middle linebacker who can both cover and clobber.