Oakland Raiders coach Dennis Allen gestures before a preseason NFL football game against the Arizona Cardinals on Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals running back Ryan Williams gains yardage against the Oakland Raiders during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals running back Anthony Sherman pulls in a pass as Oakland Raiders defensive back Shawntae Spencer (36) makes the tackle during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Arizona Cardinals quarterback Kevin Kolb (4) throws against the Oakland Raiders during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Oakland Raiders running back Darren McFadden (20) is tackled by Arizona Cardinals' Calais Campbell (93) and Reggie Walker (56) during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Arizona Cardinals running back Anthony Sherman pulls down a pass against Oakland Raiders defensive back Shawntae Spencer during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Oakland Raiders wide receiver Jacoby Ford (12) is tackled by Arizona Cardinals defensive back Kerry Rhodes (25) during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Oakland Raiders quarterback Carson Palmer (3) throws over Arizona Cardinals lineman Calais Campbell (93) during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Oakland Raiders running back Darren McFadden is tackled by Arizona Cardinals linebacker Daryl Washington (58) during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Matt York)

Arizona Cardinals quarterback Kevin Kolb (4) is sacked for a safety by Oakland Raiders defensive end Tommy Kelly (93) during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Oakland Raiders wide receiver Rod Streater (80) pulls in a pass in front of Arizona Cardinals defensive back William Gay during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals quarterback Kevin Kolb (4) is sacked by Oakland Raiders defensive tackle Lamarr Houston (99) as another Raider closes in during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Aug. 17, 2012; Glendale, AZ, USA; Arizona Cardinals running back (34) Ryan Williams is tackled by Oakland Raiders safety (27) Matt Giordano in the first quarter during a preseason game at University of Phoenix Stadium. Mandatory Credit: Mark J. Rebilas-US PRESSWIRE

Oakland Raiders coach Dennis Allen reacts during the first half against the Arizona Cardinals in a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals quarterback John Skelton (19) throws against the Oakland Raiders during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals linebacker Daryl Washington (58) causes Oakland Raiders running back Mike Goodson (25) to fumble during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. The Cardinals recovered the ball. (AP Photo/Rick Scuteri)

Oakland Raiders quarterback Carson Palmer (3) argues with the officials during the first half of a preseason NFL football game against the Arizona Cardinals, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Arizona Cardinals' Justin Bethel, left, blocks the punt of Oakland Raiders' Marquette King (2) and returns it for a touchdown during the first half of a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Oakland Raiders' Carson Palmer (3) tries to get away from Arizona Cardinals' Vonnie Holliday during the first half in a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz.(AP Photo/Ross D. Franklin)

Oakland Raiders' Rod Streater (80) gives Arizona Cardinals' Jamell Fleming a stiff arm as he tries to gain a few extra yards after making a catch during the first half in a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals' Kevin Kolb, left, tries to get away from Oakland Raiders' Dave Tollefson during the first half in a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. Kolb got a pass off, but it was incomplete. (AP Photo/Ross D. Franklin)

After recovering a fumble, Arizona Cardinals' Clark Haggans (53) fumbles his recovery as Oakland Raiders' Mike Brisiel (65) knocks the ball away during the first half in a preseason NFL football game, Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals head coach Ken Whisenhunt, left, argues with officials as he points to Stewart Bradley (55) who recovers a fumble against the Oakland Raiders during the first half in a preseason NFL football game Friday, Aug. 17, 2012, in Glendale, Ariz. The play was ruled a fumble and the Cardinals got the ball. (AP Photo/Ross D. Franklin)

Arizona Cardinals' Justin Bethel (31) leaps over Oakland Raiders' Lonyae Miller and into the end zone for a touchdown after blocking a punt against the Oakland Raiders during the first half in a preseason NFL football game Friday, Aug. 17, 2012, in Glendale, Ariz. (AP Photo/Ross D. Franklin)