49ers vs. Cardinals practice report: Deebo, Bosa still absent

Programming Note: Watch "49ers Now" with Carlos Ramirez and Jennifer Lee Chan at 4 p.m. PT today from Santa Clara, streaming live on the NBC Sports App, YouTube and Facebook. SANTA CLARA — The 49ers still were without several key players at their Thursday practice, putting their availability for Sunday's game in question. Quarterback Josh Dobbs led the first team warm-ups after being named the starter, with Brock Purdy sidelined with an elbow injury. The signal-caller appears to be building a solid chemistry on the field, with wide receiver Jauan Jennings, in particular. The two worked out together during the offseason at SMU in Texas and were teammates at Tennessee. The offensive line was looking very sparse, with only six players from the 53-man roster and two practice squad players going through drills together. The group still was without tackles Spencer Burford (calf) and Colton McKivitz (knee) on Thursday, not to mention tackle Trent Williams, guard Aaron Banks and tackle Jaylon Moore who have been placed on injured reserve. There was more positive news for tight end George Kittle, who was on the field in a limited fashion on Wednesday. The All-Pro was going through his...