Denver's upset win over Carolina -- predicted by hardly anyone (including yours truly) -- should be interpreted as good news for Steelers' fans.
The Panthers are going to get to the Broncos eventually. When that happens, Peyton Manning is going to be forced to throw it. And once that happens, it’s going to get ugly.
Fans have reason to be optimistic despite a season that's included the firing of a head coach and his successor losing his first four games.