Denver Broncos running back Correll Buckhalter (28) is tackled by Minnesota Vikings defensive tackle Fred Evans (90) in the first quarter of a preseason NFL football game in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos running back Correll Buckhalter (28) carries the ball for a touchdown as Minnesota Vikings' Colt Anderson tries to make the tackel during the first half a preseaosn NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Denver Broncos running back Correll Buckhalter (28) carries the ball for a touchdown as Minnesota Vikings' Colt Anderson tries to make the tackel during the first half a preseaosn NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Denver Broncos cornerback Alphonso Smith (22) is helped off the field after he was injured returning a punt against the Minnesota Vikings during the first quarter of a preseason NFL football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Denver Broncos cornerback Perrish Cox (32) breaks up a pass intended for Minnesota Vikings wide receiver Taye Biddle during the first quarter of an NFL football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Denver Broncos quarterback Kyle Orton (8) is sacked for an 11-yard loss by Minnesota Vikings cornerback Marcus Sherels during the first half of a preseason NFL football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Minnesota Vikings quarterback Tarvaris Jackson (7) throws a pass during the first quarter against the Denver Broncos in a NFL preseason football game, Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings linebacker Jasper Brinkley (54) and defensive tackle Fred Evans (90) make a tackle on Denver Broncos running back Correll Buckhalter (28) during the second quarter of a NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Denver Broncos running back Correll Buckhalter (28) carries the ball against the Minnesota Vikings during an NFL preseason football game, Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings cornerback DeAndre Wright (24) leaps to deflect a pass away from Denver Broncos wide receiver Matt Willis (12) during an NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings quarterback Brett Favre (4) talks with head coach Brad Childress in the first quarter of a preseason NFL football game against Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos quarterback Tim Tebow (15) throws under pressure from Minnesota Vikings linebacker Erin Henderson (50) in the second quarter of a preseason NFL football game in Minneapolis Thursday, Sept. 2, 2010. (AP Photo/Andy King)

Denver Broncos wide receiver Matt Willis, left, runs after a reception with Minnesota Vikings cornerback DeAndre Wright (24) pursuing in the second quarter of the NFL pre-season football game in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Minnesota Vikings quarterback Brett Favre (4) talks with head coach Brad Childress in the first quarter of a preseason NFL football game against Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos quarterback Kyle Orton, left, is sacked by Minnesota Vikings cornerback Marcus Sherels (35) during the first quarter of a preseason NFL football game in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos wide receiver Eric Decker (87) is upended by Minnesota Vikings safety Colt Anderson after a 21-yard gain in the fourth quarter on a pass from Brady Quinn in an NFL football Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Minnesota Vikings quarterback Joe Webb (14) smiles after running back Ian Johnson scored against the Denver Broncos on a four-yard run in the third quarter of an NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Minnesota Vikings quarterback Joe Webb races for a 41-yard gain as Denver Broncos defensive lineman Chris Baker (75) pursues in the third quarter of an NFL football game between the Denver Broncos and the Minnesota Vikings Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Denver Broncos cornerback Alphonso Smith (22) returns an interception off Minnesota Vikings quarterback Joe Webb, right, who makes the tackle after a 51-yard gain in the third quarter of in an NFL football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Denver Broncos quarterback Tim Tebow (15) runs through the Vikings defense during an NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Denver Broncos quarterback Brady Quinn (9) throws a pass during the fourth quarter of a preseason NFL football game against the Minnesota Vikings in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Minnesota Vikings quarterback Joe Webb (14) tries to break the tackle of Denver Broncos cornerback Alphonso Smith (22) during a NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings running back Ian Johnson (42) dives into the end zone to score a touchdown during the fourth quarter against the Denver Broncos in an NFL preseason football game Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings running back Ian Johnson (42) celebrates his fourth quarter touchdown as wide receiver Javon Walke, left and Denver Broncos defensive lineman Chris Baker (75) and linebacker Chris Baker(54) look on during a preseason NFL football game in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos quarterback Tim Tebow (15) throws a pass during the fourth quarter of a preseason NFL football game against the Minnesota Vikings in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos cornerback Alphonso Smith (22) intercepts a pass intended for wide receiver Javon Walker in the third quarter of an NFL football game between the Denver Broncos and the Minnesota Vikings Thursday, Sept. 2, 2010 in Minneapolis. The Vikings won 31-24. (AP Photo/Jim Mone)

Minnesota Vikings mascot Victor connects with fans before a preseason NFL football game against Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos quarterback Tim Tebow (15) warms up before a preseason NFL football game against the Minnesota Vikings in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos wide receiver Eric Decker signs autographs before a preseason NFL football game against the Minnesota Vikings in Minneapolis, Thursday, Sept. 2, 2010. Decker played for the University of Minnesota.(AP Photo/Andy King)

Denver Broncos quarterback Tim Tebow warms up before the NFL preseason football game against the Minnesota Vikings in Minneapolis on Thursday, Sept. 2, 2010. (AP Photo/Andy King)

Denver Broncos quarterback Kyle Orton warms up before the NFL preseason football game against the Minnesota Vikings in Minneapolis on Thursday, Sept. 2, 2010. (AP Photo/Andy King)

Minnesota Vikings quarterback Brett Favre talks to teammates prior to the start of a preseason NFL football game against the Denver Broncos, Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Young fans cheer before to the start of the NFL preseason football game between the Minnesota Vikings and Denver Broncos, Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Andy Blenkush)

Minnesota Vikings fans watch the pre-game action before the NFL preseason football game between the Minnesota Vikings and the Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Football fans watch the pre-game action before the NFL pre-season football game between the Minnesota Vikings and the Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Minnesota Vikings quarterback Tarvaris Jackson (7) throws in the first quarter of a preseason NFL football game against the Denver Broncos in Minneapolis Thursday, Sept. 2, 2010.(AP Photo/Andy King)

Denver Broncos wide receiver Eric Decker in an NFL football game between the Broncos and the Minnesota Vikings Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Vikings cheerleader in an NFL football game between the Denver Broncos and the Minnesota Vikings Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Minnesota Vikings quarterback Joe Webb (14) in an NFL football game between the Denver Broncos and the Vikings Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)

Denver Broncos quarterback Brady Quinn (9) in an NFL football game between the Broncos and the Minnesota Vikings Thursday, Sept. 2, 2010 in Minneapolis. (AP Photo/Jim Mone)