Dallas Cowboys' Nick Hayden (96) celebrates recovering a fumble for a touchdown in the end zone by Minnesota Vikings' Christian Ponder in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' George Selvie (99) and Jarius Wynn (92) combine to tackle Minnesota Vikings' Christian Ponder (7) who fumbles the ball in the end zone in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. The Cowboys recovered the ball for a touchdown on the play. (AP Photo/Tim Sharp)

Minnesota Vikings' Mistral Raymond (41) is unable to stop Dallas Cowboys' Jason Witten (82) on a pass play for long yardage in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Mistral Raymond (41) tackles Dallas Cowboys' Jason Witten (82) in the end zone as Witten scores on a pass play in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Adrian Peterson (28) celebrates after quarterback Christian Ponder ran the ball in for a touchdown in the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys' Dwayne Harris (17) and Jason Witten celebrate a touchdown by Witten after grabbing a pass from quarterback Tony Romo in the second half of an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings' Chad Greenway (52) and Marvin Mitchell (55) combine to tackle Dallas Cowboys' Dez Bryant (88) after Bryant grabbed a reception in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder (7) passes in the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys' Chris Jones (6) and Dan Bailey (5) watch the ball go through the up rights for a field goal by Bailey in the first half of an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder runs into the end zone for a score as Dallas Cowboys' Jason Hatcher, rear, watches in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings running back Adrian Peterson (28) finds running room from the line of scrimmage during the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings outside linebacker Chad Greenway (52) tackles Dallas Cowboys' Dez Bryant (88) after a reception by Bryant in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder (7) prepares to dive into the end zone for a touchdown as Dallas Cowboys' Barry Church, right, and Jason Hatcher (97) watch in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys running back DeMarco Murray (29) escapes tackle attempts by Minnesota Vikings' Marvin Mitchell (55) and Kevin Williams (93) for extra yardage in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings running back Adrian Peterson (28) breaks tackle attempts by Dallas Cowboys' Barry Church, bottom right, and Everette Brown, top right, on a running play in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder (7) keeps the ball and runs for a first down evading a tackle attempt by Dallas Cowboys' Orlando Scandrick (32) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Cole Beasley (11) looks for running room after grabbing a pass as Minnesota Vikings cornerback Marcus Sherels (35) attempts the tackle in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys' Jermey Parnell (78) and Jason Hatcher defend as punter Chris Jones (6) and Dan Bailey (5) watch Bailey's field goal attempt in the first half of an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings quarterback Christian Ponder (7) passes in the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder (7) keeps the ball and runs under pressure from Dallas Cowboys' B.W. Webb, bottom, Jason Hatcher (97) and Tyrone Crawford (98) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys running back DeMarco Murray (29) looks for running room against Minnesota Vikings cornerback Josh Robinson (21) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys running back DeMarco Murray (29) runs the ball during warm ups at an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. Murray is starting against the Vikings after being unavailable the past two weeks due to injury. (AP Photo/Tim Sharp)

Minnesota Vikings quarterback Christian Ponder (7) drops back to pass under pressure from Dallas Cowboys' Kyle Wilber (51) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings wide receiver Cordarrelle Patterson (84) runs back the kick off at the start of the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings quarterback Christian Ponder (7) keeps the ball and runs for a first down in the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo passes against the Minnesota Vikings in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings running back Adrian Peterson (28) looks for running room under pressure from Dallas Cowboys' Everette Brown (71) and Barry Church (42) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings punter Jeff Locke (18) holds for kicker Blair Walsh (3) as Walsh kicks a field goal against the Dallas Cowboys in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Robert Blanton (36), Marcus Sherels, center, and Josh Robinson, bottom, combine to stop Dallas Cowboys tight end Jason Witten (82) during the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings' Everson Griffen (97) celebrates sacking Dallas Cowboys' Tony Romo (9) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys quarterback Tony Romo (9) is sacked by Minnesota Vikings' Everson Griffen (97) in the first half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Jerome Simpson, left, John Sullivan (65) and Matt Kalil (75) celebrate the touchdown run by Christian Ponder, second from left, in the first half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Mistral Raymond (41) attempts the tackle on Dallas Cowboys' Jason Witten (82) who runs into the end zone for a touchdown after grabbing a pass from quarterback Tony Romo in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Bruce Carter (54) signals touchdown as Nick Hayden (96) comes up with a fumble by Minnesota Vikings' Christian Ponder (7) in the end zone for a touchdown in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Nick Hayden (96) and Dez Bryant (88) celebrate a touchdown by Hayden in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. Hayden recovered a fumble by Minnesota Vikings' Christian Ponder who lost the ball in the end zone. (AP Photo/Nam Y. Huh)

Minnesota Vikings tight end Kyle Rudolph (82) comes down with a pass in front of Dallas Cowboys' Jeff Heath (38) before running it in for a score in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Tony Romo (9) escapes pressure from Minnesota Vikings' Sharrif Floyd (95) and Brian Robison (96) as the Cowboys' Doug Free, second from right, blocks in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) runs for yardage after escaping pressure at the line of scrimmage as Doug Free (68) and Minnesota Vikings' Jared Allen (69) watch in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Dallas Cowboys' Jeff Heath (38) and others are unable to keep Minnesota Vikings' Adrian Peterson (28) out of the end zone on a running play for a touchdown in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings' Adrian Peterson (28)celebrates his touchdown run as John Sullivan (65), Brandon Fusco (63) and Brian Robison, left, watch in the second half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings' Adrian Peterson (28) breaks away from tackles as he heads for the end zone on a touchdown run during the second half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Minnesota Vikings' Marcus Sherels (35) is unable to keep Dallas Cowboys' Dwayne Harris out of the end zone for a touchdown in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Jason Witten (82), Tony Romo (9) and Doug Free (68) celebrate a touchdown by Dwayne Harris late in the second half of an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Tony Romo (9) is hugs head coach Jason Garrett, right, after they scored against the Minnesota Vikings late in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys' Mackenzy Bernadeau (73) celebrates with Dwayne Harris, right, after Harris scored on a pass play in the second half of an NFL football game against the Minnesota Vikings, Sunday, Nov. 3, 2013, in Arlington, Texas. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Christian Ponder (7) scrambles out of the pocket and is caught by Dallas Cowboys' Orlando Scandrick in the second half of an NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. The Cowboys won 27-23. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Greg Jennings (15) watches as Adrian Peterson (28) celebrates his touchdown run in the second half of an NFL football game against the Dallas Cowboys, Sunday, Nov. 3, 2013, in Arlington, Texas. The Cowboys won 27-23. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Christian Ponder (7) and Dallas Cowboys' Tony Romo (9) greet each other after their NFL football game, Sunday, Nov. 3, 2013, in Arlington, Texas. The Cowboys won 27-23. (AP Photo/Tim Sharp)