Chicago Bears quarterback Jay Cutler (6) points as he calls a play from the line of scrimmage against the Indianapolis Colts during the first half of an NFL football game in Chicago, Sunday, Sept. 9, 2012. (AP Photo/Nam Y. Huh)

Bears lineman Henry Melton (L) sacks Colts quarterback Andrew Luck in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Chicago Bears linebacker Brian Urlacher (54), linebacker Lance Briggs (55) and defensive end Julius Peppers (90) take the field before an NFL football game against the Indianapolis Coltsin Chicago, Sunday, Sept. 9, 2012. (AP Photo/Nam Y. Huh)

A jet does a flyover at Soldier Field before an NFL football game between the Chicago Bears and Indianapolis Colts in Chicago, Sunday, Sept. 9, 2012.(AP Photo/Sitthixay Ditthavong)

Indianapolis Colts linebacker Jerrell Freeman (50) celebrates with teammates Kavell Conner (53) and Cory Redding (90) after his interception in the end zone against the Chicago Bears during the first half of an NFL football game in Chicago, Sunday, Sept. 9, 2012. (AP Photo/Jim Prisching)

8. Brian Urlacher (57)

Chicago, 9/9/12 The Colts Jerraud Powers and the Bears Brandon Marshall both fail to hold onto the ball during the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Jay Cutler looks for an open receiver during the first half of their game agains the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears take the field for their regular season opening game against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Colt's Mario Harvey cannot stop the Bears Michael Bush from reaching the endzone in the first quarter of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Chicago, 9/9/12 The Bears Michael Bush pushes the pile into the end zone for his second touchdown of the game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Colts Andrew Luck gets rid of the ball before the Bears Henry Meltom (#69) and Israel Idonije get to him during the first half of their game at Solider Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Matt Forte gets congratulated by rookie wide receiver Alshon Jeffery after a big gain during the first half of their game against the Indianapolis Colts at Solider Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Jay Cutler throws into the end zone for Brandon Marshall during the first half of their game against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The National Anthem is performed during the Bears regular season opening game against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The National Anthem is performed during the Bears regular season opening game against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Jay Cutler runs through warm-ups before their regular season opener against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Shea McClellin has been capped at about 30 snaps to keep him fresh. | Curtis Lehmkuhl~Sun-Times Media

The Bears' Charles Tillman kneels down in the end zone during warm-ups before their regular season opener against the Indianapolis Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Brian Urlacher goes through warm-ups before their regular season opener against the Indianapolis Colts at Solider Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Should fantasy football owners start Bears running back Michael Bush this week? Click through the gallery and see if he should be in your starting lineup.

Tailgaters in full swing before the start of the Chicago Bears game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Bears fans pose for a picture during tailgating before the start of the Bears game against the Indianapolis Colts at Solider Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Bears fans keep the grills filled before the start of the game against the Indianapolis Colts at Solider Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Sam Keene serves up bratwurst and other sausages in the Waldron Parking Deck before the start of the Bears game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Matthew Sullivan catches a pass from his grandfather Frank Sullivan before the start of the Chicago Bears game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Tailgaters in full swing before the start of the Chicago Bears game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Matthew Sullivan catches a pass from his grandfather Frank Sullivan before the start of the Chicago Bears game against the Indianapolis Colts September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Bears cornerback D.J. Moore breaks up a pass intended for Colts receiver Reggie Wayne in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears head coach Lovie Smith patrols the sidelines in the first half of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

(cont.) throwing to Marshall when the window doesn’t even exist. At least twice, the ball would have had to have gone through the defender for Marshall to have a chance at the reception.

Colts cornerback Jerraud Powers comes down with the pass intended for Bears receiver Brandon Marshall but can't hold on for the interception in the first quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Brian Urlacher said he has no pain in his left knee, which forced him to miss almost all of camp. | Tom Cruze~Sun-Times

The Chicago Bears defense of Lance Briggs, Brian Urlacher and Julius Peppers take the field before defeating the Indianapolis Colts 41-21 Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

The Chicago Bears defense of Lance Briggs, Brian Urlacher and Julius Peppers take the field before defeating the Indianapolis Colts 41-21 Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

The Chicago Bears take the field before defeating the Indianapolis Colts 41-21 Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Don Wachter "Bearman" has been a die-hard Bears fang since 1975 and has been a season ticket holder since 1985. He was on hand to see the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears defensive end Shea McClellin levels Colts quarterback Andrew Luck as he unloads a pass in the first half of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears receiver Brandon Marshall is brought down by Colts safety Tom Zbikowski in the second quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears quarterback Jay Cutler leaves his feet as he passes the ball in the second quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears running back Matt Forte outruns the Colts defense to reach the one yard line in the second quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears quarterback Jay Cutler passes the ball in the first quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

5. Jay Cutler had one of his best games as a Bear on Sunday. But as beneficial as his connection with Brandon Marshall is, you can already see one habit he has to break (cont.)

Colts cornerback Jerraud Powers can't hold on to a pass intended for Bears receiver Brandon Marshall in the first quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears receiver Brandon Marshall races to the sidelines with the ball after catching a touchdown pass in the second quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears receiver Brandon Marshall gives away his shoe to a fan as he comes off the field after the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Brandon Marshall looked good yesterday, but the Bears still have a lot to prove on offense. Click through the gallery for 10 observations.

Bears receiver Alshon Jeffery beats the Colts defense as he hauls in a 42-yard pass for for a touchdown in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears receiver Alshon Jeffery beats the Colts defense as he hauls in a 42-yard pass for for a touchdown in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears running back Matt Forte bulls into the endzone for a touchdown in the third quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears long snapper Patrick Mannelly walks off the field with a game ball after the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears running back Michael Bush races ahead of the Colts defense in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears lineman Henry Melton (L) sacks Colts quarterback Andrew Luck for the second time in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

The Bears Alshon Jeffrey makes the catch past the Colts Vontae Davis in the end zone for the touchdown in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

3. That said, the Bears’ defense doesn’t break often. The Bears are now 18-0 when they take a 10-point lead with Jay Cutler at quarterback.

The Bears Corey Wootton tries to get to the Colts Andrew Luck in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Brandon Marshall stiff-arms the Colts Jerraud Powers (25) in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Henry Melton sacks Colts quarterback Andrew Luck in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Tim Jennings makes his second interception of the game off of the Colts Andrew Luck at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Bears safety Chris Conte makes a stop on Colts receiver Reggie Wayne after a catch in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Chicago Bears head coach Lovie Smith throws the challenge flag in the second half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Chicago, 9/9/12 The Bears Jay Cutler finds the open receiver in the second half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Indiapolis Colts head coach Chuck Pagano and quarterback Andrew Luck react after a fumble in the second half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Brandon Marshall stretches for the first down in the second half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Bears receiver Brandon Marshall stretches for a first down as Colts cornerback Jerraud Powers makes the stop in the third quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears end Julius Peppers (L) and safety Major Wright watch the replay after Colts quarterback Andrew Luck fumbled the ball and Peppers recovered the ball in the third quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

7. I would pay to see how rookie tight end Evan Rodriguez and veteran Kellen Davis graded out Sunday. Rodriguez made several key blocks in the run game and passing game. But his biggest potential is heading downfield with the ball in his hands. That’ll co

The Bears Julius Peppers wraps up the Colts Donald Brown in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Julius Peppers signals a first down after making a fumble recovery in the second half of their game agianst the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Alshon Jeffery missed four games Detroit (10/22), Carolina (10/28), Tennessee (11/4) and Houston (11/11) with a broken bone in his hand. He missed last two games after a knee scope.

The Bears Geno Hayes (58), Lance Briggs (55) and Nick Roach (53) swarm on the Colts Cobhy Fleener in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Kelvin Hayden gets pushed back by the Colts Samson Satele after laying a hard hit on Donnie Avery in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

Colts quarterback Andrew Luck fumbles the ball as he tries to pass in the third quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears linebacker Brian Urlacher could miss the rest of the regular season with a hamstring strain. | Tom Cruze~Sun-Times

2. The Bears’ defense is one of the best in the NFL, but it does not appear to be built to take advantage of a lead. The Bears allowed a TD with a 24-14 lead and another TD with a 34-14 lead before finally putting the hammer down in the final minutes.

Bears special teams player J.T. Thomas strips the ball from Colts returner LaVon Brazill for a fumble in the third quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

Bears running back Michael Bush sprints away from Colts linebacker Jerry Hughes for yardage in the fourth quarter of the Chicago Bears 41-21 win over the Indianapolis Colts Sunday September 9, 2012 at Soldier Field. | Tom Cruze~Sun-Times

The Bears Earl Bennett stretches out past the Colts Tom Zbikowski for the end zone during the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

4. If the Bears can just clean up their act, their offense can be even better. Of their 5 drives without a negative play, they scored 4 TDs and punted once. Of their 7 drives with a negative play, they scored one TD, two field goals and punted four times

6. What a commentary it is on the dearth of potent Bears offenses over the last 50 years that the fandom of a founding franchise in the NFL has to be constantly reminded that they should hold it down when the Bears are in the red zone.

The Bears Kyle Adams holds on to the ball and makes the catch in the first half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Earl Bennett makes the catch and turns upfield during the first half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Matt Forte tries to sidestep the Colts Vontae Davis in the second half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Devin Hester looks for daylight on the kick return in the first half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Tim Jennings makes his first interception of the game in front of the Colts Donnie Avery in the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Tim Jennings celebrates after making his first interception of the game in the first half against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Alshon Jeffery runs over the Colts Vontae David in the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Matt Toeaina almost gets the sack on the Colts Andrew Luck in the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Devin Hester makes the catch and pushes upfield in the first half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Matt Forte breaks free along the sidelines in the first half of their game against the Colts at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media

The Bears Brian Urlacher tackles the Colts Reggie Wayne in the first half of their game at Soldier Field September 9, 2012. | Curtis Lehmkuhl~Sun-Times Media