The San Francisco 49ers defeated the Arizona Cardinals on Sunday. Here's who had the best and worst days, according to Pro Football Focus.

The San Francisco 49ers defeated the Arizona Cardinals 16-15 on Sunday, and here's what CBS Sports' John Breech though about ...

The San Francisco 49ers downed the Arizona Cardinals on Sunday, and head coach Kyle Shanahan addressed his team in the locker room after the victory.

The San Francisco 49ers took on the Arizona Cardinals on Sunday at Levi's Stadium. Here's who needs more work for the 49ers ...

The 49ers are 3-0 after a 16-15 win over division rival Arizona. A look at the best performances for the 49ers from the win.

The San Francisco 49ers struggled in their home opener, but they left Week 3 with a win vs. the Arizona Cardinals. Here are ...

The San Francisco 49ers have dealt with plenty of offensive injuries this year, but the defense is taking several hits in ...

The San Francisco 49ers lost Nick Bosa to a knee injury in the first quarter, and in the second quarter, they may have lost Mykel Williams.

The San Francisco 49ers have been hit by the injury bug all season. Now, it looks like Nick Bosa is joining the long list of ...

The San Francisco 49ers and Arizona Cardinals are set to kick off on Sunday, and they'll be without a few players, who have been deemed inactive.

A few hours before kickoff Sunday morning the 49ers downgraded quarterback Brock Purdy and wide receiver Jauan Jennings to out for the team's home opener. Both players were listed as questionable.

Jones appeared to suffer the injury late in the third quarter when he was hit by a couple of Arizona Cardinals defensive linemen. He got up limping after the play and then appeared to be hindered by ...