Chicago Bears defensive end Corey Wootton (98) celebrates after sacking San Diego Chargers quarterback Philip Rivers (17) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers inside linebacker Manti Te'o walks around the field before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers quarterback Philip Rivers (17) warms up before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers quarterback Philip Rivers (17) and Chicago Bears wide receiver Brandon Marshall (15) greet each other before a preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears head coach Marc Trestman watches his team before a preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears quarterback Jay Cutler (6) warms up before a preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

San Diego Chargers quarterback Philip Rivers smiles as he warms up before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears quarterback Jay Cutler warms up before a preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers linebacker Manti Te'o warms up before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers inside linebacker Manti Te'o arrives at the Soldier Field before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears wide receiver Brandon Marshall warms up before a preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers linebacker Manti Te'o warms up before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers quarterback Philip Rivers, left, jokes around with defensive coordinator John Pagano before a preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears head coach Marc Trestman and San Diego Chargers head coach Mike McCoy greet each other after the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. The Bears won 33-28. (AP Photo/Charles Rex Arbogast)

Chicago Bears defensive end Julius Peppers, left, talks to San Diego Chargers quarterback Philip Rivers (17) after the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. The Bears won 33-28. (AP Photo/Charles Rex Arbogast)

Chicago Bears running back Michael Bush (29) celebrates his touchdown run with quarterback Josh McCown (12) during the second half of the preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears running back Michael Bush (29) runs for a touchdown during the second half of the preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears running back Matt Forte (22) runs against San Diego Chargers defense during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears defensive end Shea McClellin (99) sacks San Diego Chargers quarterback Philip Rivers (17) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. Rivers loses the ball which was recovered by Bears safety Major Wright on the play. (AP Photo/Charles Rex Arbogast)

San Diego Chargers running back Fozzy Whittaker (34) runs against Chicago Bears outside linebacker Lance Briggs (55) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers quarterback Philip Rivers (17) reacts on the sideline during the first half of the preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers head coach Mike McCoy watches from the sideline during the first half of the preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers running back Fozzy Whittaker (34) points to the sky after scoring a touchdown against the Chicago Bears during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears head coach Marc Trestman talks to his players during the first half of the preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

San Diego Chargers inside linebacker Donald Butler (56) celebrates after intercepting a ball during the first half of the preseason NFL football game against the Chicago Bears, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

San Diego Chargers inside linebacker Donald Butler (56) intercepts a pass intended for Chicago Bears wide receiver Brandon Marshall (15) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears strong safety Major Wright (21) celebrates after his fumble recovery against the San Diego Chargers during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Chicago Bears running back Matt Forte (22) rolls into the end zone for a touchdown against San Diego Chargers nose tackle Kwame Geathers (92) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears running back Matt Forte (22) points to the sky as he celebrate his touchdown with his teammates during the first half of the preseason NFL football game against the San Diego Chargers, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears defensive end Shea McClellin (99) sacks San Diego Chargers quarterback Philip Rivers (17) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. Rivers loses the ball which was recovered by Bears safety Major Wright on the play. (AP Photo/Charles Rex Arbogast)

Chicago Bears defensive end Shea McClellin (99) sacks San Diego Chargers quarterback Philip Rivers (17) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. Rivers loses the ball which was recovered by Bears safety Major Wright on the play. (AP Photo/Charles Rex Arbogast)

Chicago Bears defensive end Corey Wootton (98) celebrates after sacking San Diego Chargers quarterback Philip Rivers (17) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

San Diego Chargers defensive end Kendall Reyes (91) tackles Chicago Bears running back Matt Forte (22) during the first half of the preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)

Chicago Bears defensive end Corey Wootton (98) sacks San Diego Chargers quarterback Philip Rivers (17) during the first half of a preseason NFL football game, Thursday, Aug. 15, 2013, in Chicago. (AP Photo/Jim Prisching)