Chicago Bears running back Marion Barber (24) scores on a 3-yard run past Minnesota Vikings safety Jamarca Sanford (33) and defensive back Marcus Sherels (35) in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears head coach Lovie Smith and cornerback Tim Jennings (26) laugh before an NFL football game against the Minnesota Vikings, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Devin Hester (23) reacts with teammate Matt Forte (22) after his 48-yard touchdown reception against the Minnesota Vikings in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Roy Williams (11) reacts after making a first down on a reception against the Minnesota Vikings in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Devin Hester (23) makes a 48-yard touchdown reception in front of Minnesota Vikings cornerback Cedric Griffin (23) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Michael Conroy)

Chicago Bears wide receiver Devin Hester (23) is congratulated by head coach Lovie Smith after his 48-yard touchdown reception against the Minnesota Vikings in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Roy Williams (11) makes a reception while defended by Minnesota Vikings cornerback Cedric Griffin (23) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Minnesota Vikings running back Adrian Peterson (28) is tackled by Chicago Bears linebacker Brian Urlacher (54) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Charles Rex Arbogast)

Minnesota Vikings wide receiver Percy Harvin (12) is tackled after a pass reception by Chicago Bears cornerback D.J. Moore in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears running back Marion Barber (24) celebrates his 3-yard touchdown run against the Minnesota Vikings with teammate wide Roy Williams (11) in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears running back Matt Forte (22) tries to avoid a tackle by Minnesota Vikings cornerback Cedric Griffin (23) in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Minnesota Vikings quarterback Donovan McNabb (5) reacts from the bench after being sacked for a safety against the Chicago Bears in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears running back Marion Barber (24) dives for yardage Minnesota Vikings cornerback Cedric Griffin, bottom, and past linebacker Chad Greenway (52) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Minnesota Vikings head coach Leslie Frazier stands on the sidelines with quarterback Donovan McNabb (5) in the first half of an NFL football game against the Chicago Bears, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Minnesota Vikings quarterback Donovan McNabb (5) throws a pass against the Chicago Bears in the first half of an NFL football game, Sunday, Oct. 16, 2011,in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Dane Sanzenbacher (18) makes an 18-yard touchdown reception under pressure from Minnesota Vikings safety Jamarca Sanford in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Michael Conroy)

Minnesota Vikings wide receiver Percy Harvin (12) picks up yardage as Chicago Bears safety Chris Conte (47) moves in to make a tackle during the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears' Dane Sanzenbacher (18) celebrates his touchdown reception with teammate Roy Williams (11) as Minnesota Vikings safety Jamarca Sanford (33) watches in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Minnesota Vikings tight end Visanthe Shiancoe (81) is tackled by Chicago Bears cornerback D.J. Moore (30) in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Minnesota Vikings wide receiver Percy Harvin is tackled by Chicago Bears wide receiver Sam Hurd (81) in the first half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Dane Sanzenbacher (18) makes an 18-yard touchdown reception under pressure from Minnesota Vikings safety Jamarca Sanford in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Michael Conroy)

Chicago Bears quarterback Jay Cutler (6) looks for a receiver as Minnesota Vikings defensive end Jared Allen (69) moves in on him in the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears quarterback Jay Cutler (6) fumbles after being hit by Minnesota Vikings defensive end Jared Allen (69) in the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. Allen recovered the fumble. (AP Photo/Nam Y. Huh)

Chicago Bears' Devin Hester (23) is congratulated by teammates after his 98-yard kickoff return against the Minnesota Vikings in the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears wide receiver Devin Hester (23) avoids a tackle by Minnesota Vikings kicker Ryan Longwell on his way to a 98-yard kickoff return in the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears wide receiver Devin Hester (23) runs into the end zone on a 98-yard kickoff return in the second half of an NFL football game against the Minnesota Vikings, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Minnesota Vikings running back Adrian Peterson (28) scores on a 4-yard run past Chicago Bears safety Chris Conte (47) during the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Nam Y. Huh)

Chicago Bears players Julius Peppers (90), Anthony Adams (95), and Israel Idonije (71) celebrate a sack of Minnesota Vikings quarterback Donovan McNabb in the second half of an NFL football game, Sunday, Oct. 16, 2011 in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears linebacker Brian Urlacher (54) attempts to sack Minnesota Vikings quarterback Christian Ponder (7) in the second half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. Ponder managed to get out of Urlacher's grasp. (AP Photo/Charles Rex Arbogast)

Chicago Bears defensive tackle Amobi Okoye sacks Minnesota Vikings quarterback Donovan (5) McNabb (5) in the second half of an NFL football game, Sunday, Oct. 16, 2011, in Chicago. (AP Photo/Charles Rex Arbogast)

Minnesota Vikings running back Adrian Peterson (28) scores on a 4-yard run against the Chicago Bears in the second half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears safety Chris Conte (47) reacts to a play in the first half of an NFL football game against the Minnesota Vikings in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears running back Matt Forte (22) tries to avoid a tackle by Minnesota Vikings cornerback Cedric Griffin (23) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Devin Hester (23) celebrates after his 48-yarad touchdown reception against the Minnesota Vikings in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears wide receiver Johnny Knox (13) goes up for a pass under pressure from Minnesota Vikings defensive back Chris Cook (31) in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Chicago Bears quarterback Jay Cutler (6) fires a pass against the Minnesota Vikings in the first half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Michael Conroy)

Minnesota Vikings quarterback Donovan McNabb watches from the sidelines the second half of an NFL football game against the Chicago Bears, Sunday, Oct. 16, 2011, in Chicago. The Bears won 39-10. McNabb threw for 177 yards, completing 19 of 24 passes. (AP Photo/Charles Rex Arbogast)

Minnesota Vikings quarterback Christian Ponder (7) gives a stiff arm to Chicago Bears cornerback D.J. Moore (30) during the second half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. The Bears won 39-10. (AP Photo/Nam Y. Huh)

Minnesota Vikings quarterback Christian Ponder (7) passes against the Chicago Bears in the second half of an NFL football game in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Nam Y. Huh)

Minnesota Vikings running back Adrian Peterson (28) makes a catch during warmups before an NFL football game against the Chicago Bears in Chicago, Sunday, Oct. 16, 2011. (AP Photo/Charles Rex Arbogast)