The Panthers pulled off the upset over the Rams Sunday, taking down the top team in the NFC

The Los Angeles Rams are on a roll, but they can't take their Week 13 matchup too lightly.

Here are the five biggest takeaways from the Week 13 loss.

The Rams' CBs came back down to earth with poor grades against the Panthers, while Blake Corum shined on offense.

Coming off a dominant win against the Tampa Bay Buccaneers, the Los Angeles Rams had a great opportunity to build their case as the best team in the NFL with a Week 13 matchup against the Carolina Panthers.