Ravens', Bears' costly losses could haunt them in playoff chase - Don Banks: Nobody in the league lost more ground than the Bears and Ravens, both of whom were upset at home on Sunday by six-win teams, dropping out of the No. 2 playoff seeds in their respective conferences.

Peter King's TMQB - On the rookie QB class playing like veterans, and readers' mailbag in response to the Belcher reporting.

Team report - Having lost three of their last four games, the 8-4 Bears can't afford another loss Sunday in Minnesota against the 6-6 Vikings.

Follow WCG on Twitter; like us on Facebook (& click on 'Subscribed to'). Click for Chicago Bears Tickets.

----------

Brian Urlacher could miss rest of season

Hamstring strain could sideline Urlacher for season - Vaughn McClure: Multiple sources said Urlacher won't play for the next three games at a minimum after suffering a Grade 2 right hamstring strain.

[Video] CTL discussion - Vaughn McClure joins CTL to talk about Urlacher's hamstring injury and how the Bears will adjust.

Bears roster moves - Larry Mayer: Bears signed Dom DeCicco to a two-year contract and waiving/injured Patrick Trahan; also re-signed Harvey Unga to the PS and terminated the PS contract of undrafted QB Matt Blanchard.

DeCicco re-signing points to Urlacher concerns - Moon Mullin: With Dom DeCicco's re-signing with the Bears, questions have come up regarding Brian Urlacher's health after the veteran suffered a hamstring strain.

Bears looking for more from Roach’s 2nd MLB stint - Moon Mullin: When Urlacher suffered a season-ending injury in 2009, Nick Roach shifted to MLB and the experiment didn't go well. The Bears are hoping for a better result this time around.

Bears have shaky Plan B for Urlacher - Kevin Seifert: Roach is a veteran with experience and won't embarrass the Bears at the position, but the Bears will weaken two positions to replace one starter.

[Video] NFL Live - Tim Hasselbeck and Damien Woody discuss the report that Brian Urlacher could miss the rest of the regular season.

Urlacher's future with the Bears? - Kip Lewis: With Brian Urlacher potentially missing the rest of the season with a hamstring injury, could his career with the Bears be over?

Urlacher could miss rest of regular season - Acknowledges he could miss the rest of the regular season because of a hamstring injury, meaning he might have played his last game with the Bears.

Is Brian Urlacher's injury the end of an era? - Mike Mulligan: LB was performing like a shadow of his former self.

Too soon to say goodbye - Jon Greenberg: It would be a shame if Brian Urlacher's career as a Bear ended in injury.

----------

Bears-Vikings

Good Bears or bad Bears: Which team will show up? - Bob LeGere: With the Bears having lost three of four games, it's difficult to figure out which team will show up vs. the Vikings on Sunday.

[Video] Jurko & Waddle's preview - Looking back at what went wrong for the Bears and the importance of Sunday's game in Minnesota.

Tale of the Tape - Comparing the Bears and Vikings. Campbell > Ponder.

Injury report - Jeff Dickerson: Tim Jennings' right arm remained in a sling Tuesday as the CB continued to receive treatment for a shoulder injury.

----------

Other Bears news

Larry Mayer's Chalk Talk - Why don't Bears blitz more? Were the Bears too conservative on offense in Q4?

Chicago Bears Stock Watch - Michael C. Wright looks at which Bears are rising and falling.

PFF's 3 Performances of Note - Edwin Williams stood out in his first start of the season, but in a bad way.

PFF's Team of the Week - Henry Melton gets some love for week 13.

Is Seattle the game we start Lovie's firing countdown? - Rosendoom: We might look back at the Bears' disaster against Seattle as the beginning of Lovie Smith's end.

NFCN Blog: Knee-jerk reactions - Kevin Seifert's take on what the media is saying about each of the teams.

[Video] ESPN - Eric Allen talks about the week 13 knee-jerk reaction that the Bears defense is old.

Bears’ Defense will hold up its end vs. Vikings, Packers - Steve Silverman: If the Bears are going to collapse this season or become a one-and-done playoff team, it’s not going to be on the defense.

Brad Biggs on Mully & Hanley - Discussing Urlacher's hamstring injury, if the Bears were hoping to take Bruce Irvin in the draft, and looking ahead to the Vikings.

Brandon Marshall ripping up record books - Maggie Hendricks: Brandon Marshall could be the franchise's all-time leader in receiving yards in a little over three seasons if he maintains this pace.

----------

Polish sausage

Know thy enemy: Lions - Bob Wojnowski: Flashy plays, hollow numbers. The Lions aren't as talented as they think, and the coaches and front office haven't been as clever as advertised.

Know thy enemy: Lions - The Lions found a creative way to rid themselves of a major locker-room distraction, placing misbehaving WR Titus Young on IR with a knee injury. Too undisciplined for the Lions. The Lions!

Lester's guest video week - "I remember watching this as a little 6 year old KISS fan. The keen eye will see a glimpse of comedian Paul Lynde early in the video."