Denver Broncos quarterback Peyton Manning (18) gives the thumbs up prior to a NFL preseason football game against the Arizona Cardinals, Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Arizona Cardinals head coach Ken Whisenhunt, right, talks with quarterback Kevin Kolb (4) prior to a preseason NFL football game against the Denver Broncos Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos' Peyton Manning talks with teammates prior to a preseason NFL football game against the Arizona Cardinals Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos' Caleb Hanie throws prior to a preseason NFL football game against the Arizona Cardinals Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos' Peyton Manning (18) and Adam Weber (2) warm up prior to a NFL preseason football game against the Arizona Cardinals, Thursday, Aug. 30, 2012,in Glendale, Ariz. (AP Photo/Matt York)

Denver Broncos running back Knowshon Moreno (27) rushes as Arizona Cardinals defensive tackle Dan Williams (92) and Daryl Washington (58) defend during the first half of an NFL preseason football game, Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Denver Broncos quarterback Peyton Manning (18) watches from the sidelines during the first half of an NFL preseason football game against the Arizona Cardinals, Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos quarterback Caleb Hanie (16) scrambles under pressure from the Arizona Cardinals during the first half of an NFL preseason football game, Thursday, Aug. 30, 2012,in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos quarterback Peyton Manning (18) goes over plays with teammates Adam Weber (2) and Brock Osweiler during the first half of an NFL preseason football game, Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos head coach John Fox, left, reacts to a call against the Arizona Cardinals during the first half of an NFL preseason football game, Thursday, Aug. 30, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Aug. 30, 2012; Glendale, AZ, USA; Denver Broncos quarterback Peyton Manning (18) looks on prior to the game against the Arizona Cardinals at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Arizona Cardinals' Vonnie Holliday (91) sacks Denver Broncos' Caleb Hanie (16) during the first half of a preseason NFL football game Thursday, Aug. 30, 2012, in Glendale, Ariz.(AP Photo/Ross D. Franklin)

Denver Broncos' Caleb Hanie (16) gets a pass off as Arizona Cardinals' Brandon Williams applies pressure during the first half of a preseason NFL football game Thursday, Aug. 30, 2012, in Glendale, Ariz.(AP Photo/Ross D. Franklin)

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals running back William Powell (33) runs with the ball during the first half against the Denver Broncos at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals tight end Jeff King (87) is tackled by Denver Broncos cornerback Omar Bolden (31) during the first half at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals quarterback Ryan Lindley (14) signals to teammates during the first half against the Denver Broncos at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Denver Broncos defensive back Jim Leonhard (45) tackles Arizona Cardinals wide receiver Andre Roberts (12) during the first half at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals linebacker Daryl Washington (58) tackles Denver Broncos running back Knowshon Moreno (27) during the first half at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Denver Broncos running back (27) Knowshon Moreno runs the ball in the first quarter against the Arizona Cardinals during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals running back (26) Beanie Wells is upended by Denver Broncos linebacker (59) Danny Trevathan in the second quarter during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals wide receiver (15) Michael Floyd flips over as he catches a touchdown pass under pressure from Denver Broncos safety (45) Jim Leonhard in the second quarter during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals quarterback (14) Ryan Lindley throws a pass in the second quarter against the Denver Broncos during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Arizona Cardinals wide receiver Michael Floyd (15) celebrates a 22 yard touchdown during the first half against the Denver Broncos at University of Phoenix Stadium. Mandatory Credit: Matt Kartozian-US PRESSWIRE

Aug. 30, 2012; Glendale, AZ, USA; Denver Broncos tight end (85) Virgil Green is hit by an Arizona Cardinals defender during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE