Here's how Pro Football Focus rated Brock Purdy and the San Francisco 49ers in their Week 5 loss to the Arizona Cardinals.

Matt Maiocco dives into the latest reactions and overreactions from 49ers fans ahead of San Francisco's Super Bowl LVIII rematch with the Kansas City Chiefs on Sunday at Levi's Stadium.

Brock Purdy agreed to a five-year extension worth $265 million with the San Francisco 49ers, but the difficult part now awaits him, Matt Maiocco writes.