San Diego Chargers Brandon Dombrowski (62) and running back LaDainian Tomlinson (21) celebrate a touchdown in the first quarter of an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo (9) is sacked by San Diego Chargers linebacker Brandon Siler in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

Dallas Cowboys quarterback Tony Romo (9) congratulates kicker Nick Folk, right, after holding for Folk on a field goal in the first half of an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys special teams coach Joe Decamillis, rear, looks on as quarterback Tony Romo (9) holds for kicker Nick Folk (6) before the start of an NFL football game against the San Diego Chargers, Sunday, Dec.13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers cornerback Quentin Jammer (23) breaks up a pass intended for Dallas Cowboys tight end John Phillips (89) in the end zone in the first half of an NFL football game, Sunday, Dec.13, 2009 in Arlington, Texas. (AP Photo/Tony Gutierrez)

San Diego Chargers cornerback Antonio Cromartie (31) looks on as Dallas Cowboys quarterback Tony Romo (9) holds for kicker Nick Folk (6) on a field goal in the first half of an NFL football game, Sunday, Dec.13, 2009 in Arlington, Texas. (AP Photo/Tony Gutierrez)

San Diego Chargers running back LaDainian Tomlinson (21) is wrapped up by Dallas Cowboys linebacker DeMarcus Ware, right, in the first half of an NFL football game, Sunday, Dec. 13,2009 in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys linebacker Keith Brooking (51) runs down San Diego Chargers tight end Kris Wilson (88) following a short run after a reception in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers wide receiver Vincent Jackson, right, hauls in a pass for a reception as Dallas Cowboys cornerback Mike Jenkins (21) defends in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers linebacker Brandon Siler (59) and linebacker Shawne Merriman (56) celebrate following Siler's sack of Dallas Cowboys quarterback Tony Romo (9) during an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers wide receiver Vincent Jackson, right, hauls in a pass for a reception as Dallas Cowboys cornerback Mike Jenkins (21) defends in the first half of an NFL football game, Sunday, Dec.13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers fans cheer during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Amy Gutierrez)

Dallas Cowboys quarterback Tony Romo (9) prepares to pass during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers wide receiver Malcom Floyd (80) is brought down by Dallas Cowboys cornerback Mike Jenkins (21) following Floyd's reception in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers quarterback Philip Rivers (17) passes as Dallas Cowboys linebacker Anthony Spencer (93) and defensive end Stephen Bowen (72) defend in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Sharon Ellman)

Cowboys stadium with a Christmas tree before an NFL football game between the Dallas Cowboys and San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys running back Felix Jones (28) looks for an opening as San Diego Chargers tight end Kris Wilson (88), linebacker James Holt (53), and safety Kevin Ellison (25), make the stop in the first half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers quarterback Philip Rivers (17) looks to throw in the first half from the end zone during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

Dallas Cowboys coach Wade Phillips looks on in the second half of an NFL football game against the Dallas Cowboys, Sunday, Dec.13,2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

San Diego Chargers quarterback Philip Rivers (17) stands on the sideline in the fourth quarter of an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

San Diego Chargers tight end Antonio Gates (85) pulls in a touchdown pass in the second half of an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

Dallas Cowboys linebacker DeMarcus Ware (94) is attended to by emergency personnel after suffering a reported neck injury during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers running back LaDainian Tomlinson (21) takes the handoff from quarterback Philip Rivers (17) in the fourth quarter of an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

Dallas Cowboys linebacker DeMarcus Ware (94) is carted off the field by emergency personnel after suffering a reported neck injury during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

Dallas Cowboys linebacker DeMarcus Ware (94) gives a thumbs up as he is carted off the field by emergency personnel after suffering a reported neck injury during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

Football fans look up, wearing 3D glasses, at the large video screen over the field as part of the NFL football game between the Dallas Cowboys and San Diego Chargers that was broadcast in 3D, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers coach Norv Turner, left, talks to quarterback Philip Rivers (17) during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Michael Thomas)

Dallas Cowboys wide receiver Roy E. Williams (11) is brought down by San Diego Chargers cornerback Steve Gregory, left, and cornerback Paul Oliver (27) after making a reception during an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

San Diego Chargers coach Norv Turner reacts to play on the field during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009 in Arlington, Texas. (AP Photo/Sharon Ellman)

San Diego Chargers linebacker Stephen Cooper (54) forces Dallas Cowboys running back Felix Jones (28) to fumble the football in the fourth quarter of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

Dallas Cowboys linebacker DeMarcus Ware (94) rolls around on the ground as referee Gene Steratore(114) walks up to him in the second half of an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

Dallas Cowboys Wide Receiver Miles Austin (19) is stopped by San Diego Chargers tight end Kris Wilson (88) and cornerback Antoine Cason (20) in the fourth quarter of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

San Diego Chargers running back LaDainian Tomlinson (21) breaks a tackle by Dallas Cowboys defensive end Marcus Spears, left, in the second half of an NFL football game, Sunday, Dec. 13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Michael Thomas)

Dallas Cowboys quarterback Tony Romo (9) pulls his cap over his face as the their NFL football game against the San Diego Chargers winds down, Sunday, Dec. 13, 2009 in Arlington, Texas. The Cowboys lost 20-17. (AP Photo/Amy Gutierrez)

San Diego Chargers coach Norv Turner, left, and Dallas Cowboys coach Wade Phillips, right, walk off the field following their NFL football game, Sunday, Dec.13, 2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Sharon Ellman)

The Dallas Cowboys Cheerleaders perform during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Amy Gutierrez)

Dallas Cowboys kicker Nick Folk (6), quarterback and holder Tony Romo (9) and San Diego Chargers cornerback Quentin Jammer (23) during an NFL football game, Sunday, Dec. 13, 2009, in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

A Dallas Cowboys cheerleader performs during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

Dallas Cowboys fullback Deon Anderson (34) during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

Dallas Cowboys quarterback Tony Romo (9) throws a pass as San Diego Chargers outside linebacker Larry English (52) pressures him during an NFL football game, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Amy Gutierrez)

A Dallas Cowboys cheerleader performs during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

Dallas Cowboys linebacker DeMarcus Ware (94) is carted off the field by emergency personnel after suffering a reported neck injury during an NFL football game against the San Diego Chargers, Sunday, Dec.13,2009 in Arlington, Texas. The Chargers won 20-17. (AP Photo/Amy Gutierrez)

Dallas Cowboys linebacker DeMarcus Ware (94) is attended to by emergency personnel after suffering a reported neck injury during an NFL football game against the San Diego Chargers, Sunday, Dec.13,2009 in Arlington, Texas. (AP Photo/Amy Gutierrez)

San Diego Chargers guard Louis Vasquez (65) during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

Football fans during an NFL football game between the Dallas Cowboys and San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers running back LaDainian Tomlinson (21) take the handoff from quarterback Philip Rivers (17) during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys wide receiver Patrick Crayton (84) during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers tight end Antonio Gates (85) and Dallas Cowboys cornerback Alan Ball (20) during an NFL football game, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

San Diego Chargers head coach Norv Turner during an NFL football game against the Dallas Cowboys, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys linebacker Bobby Carpenter (54) and San Diego Chargers FB Mike Tolbert (35) during an NFL football game, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

A Dallas Cowboys Cheerleader during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez)

A Dallas Cowboys cheerleader performs during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)

A Dallas Cowboys Cheerleader during an NFL football game against the San Diego Chargers, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys defensive end Marcus Spears, left, and San Diego Chargers running back LaDainian Tomlinson (21) during an NFL football game, Sunday, Dec. 13, 2009, in Arlington, Texas. (AP Photo/Michael Thomas)