When did Mike Smith become such a terrible coach? And how does a scatter-armed quarterback like Brian Hoyer win so much?

Sometimes a big upset in the NFL is a sign teams are better or worse than we had previously believed. And sometimes, they're just flukes.

Is Drew Brees beginning to play short of his reputation? Did Sean Payton lose his courage? And how weird was it to see Anquan Boldin drop passes?

How did New England keep Peyton Manning off balance? And do the Patriots now have the best punt returner of the Super Bowl era?

Pittsburgh got the win and Ben Roethlisberger got the numbers, but Andrew Healy says that Andrew Luck was the best player on the field.

Though it's easy to blame Seattle's loss to St. Louis on trick plays and special teams, Andrew Healy says teams are starting to exploit weaknesses in the Seahawks defense.

How did Dallas knock off the defending Super Bowl champs? By shutting down Percy Harvin and getting the play of the year from Tony Romo.

The keys to New England's win over Cincinnati? A deep passing attack and a critical new weapon.

For several reasons, Sunday's upset in Pittsburgh looks more like a Steelers loss than a Buccaneers win.

San Francisco's loss to Arizona had less to do with Colin Kaepernick's performance and more to do with a key injury.