Carolina Panthers running back Jonathan Stewart (28) gets tackled by the ankle as he runs the ball during the NFL week 7 football game against the Dallas Cowboys on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Dallas Cowboys quarterback Tony Romo (9) throws a third quarter pass during the NFL week 7 football game against the Carolina Panthers on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Carolina Panthers Brad Norman (8) kicks an extra point against the Dallas Cowboys during the second half of an NFL football game, Sunday, Oct. 21, 2012, in Charlotte, N.C. (AP Photo/Bob Leverone)

Carolina Panthers quarterback Cam Newton (1) works against the Dallas Cowboys during the second half of an NFL football game, Sunday, Oct. 21, 2012, in Charlotte, N.C. (AP Photo/Bob Leverone)

Carolina Panthers outside linebacker James Anderson (50) makes a horse-collar tackle against Dallas Cowboys running back Phillip Tanner (34) during the second half of an NFL football game on Sunday, Oct. 21, 2012, in Charlotte, N.C. Anderson was charged with a penalty and the Cowboys went on to win 19-14. (AP Photo/Chuck Burton)

Dallas Cowboys quarterback Tony Romo (9) runs out of the pocket against the Carolina Panthers during the second half of an NFL football game on Sunday, Oct. 21, 2012, in Charlotte, N.C. (AP Photo/Chuck Burton)

Dallas Cowboys defensive tackle Josh Brent (92) pressures Carolina Panthers Cam Newton (1) during an NFL football game on Sunday, October 21, 2012, at Bank of America Stadium in Charlotte, North Carolina. The Cowboys defeated the Panthers, 19-14. (AP Photo/James D Smith)

Carolina Panthers defensive back Josh Thomas (22) breaks up an end zone pass intended for Dallas Cowboys wide receiver Dez Bryant (88) during the NFL week 7 football game on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Dallas Cowboys tight end Jason Witten (82) makes a reception against Carolina Panthers safety Charles Godfrey (30) during an NFL football game, Sunday, October 21, 2012, in Charlotte, North Carolina. The Cowboys won 19-14. (AP Photo/Paul Abell)

Dallas Cowboys free safety Gerald Sensabaugh (43) and Cowboys cornerback Morris Claiborne (24) leap and break up a deep pass intended for Carolina Panthers wide receiver Brandon LaFell (11) during the NFL week 7 football game on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Carolina Panthers wide receiver Louis Murphy (83) complains about not getting a pass interference call on a pass play during the NFL week 7 football game against the Dallas Cowboys on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Dallas Cowboys wide receiver Dez Bryant (88) bobbles a touchdown pass as Carolina Panthers defensive back Josh Thomas (22) defends during the second half of an NFL football game, Sunday, Oct. 21, 2012, in Charlotte, N.C. There was no touchdown on the play. (AP Photo/Chuck Burton)

Dallas Cowboys quarterback Tony Romo (9) works against the Carolina Panthers during the second half of an NFL football game, Sunday, Oct. 21, 2012, in Charlotte, N.C. The Cowboys won 19-14. (AP Photo/Bob Leverone)

Carolina Panthers fullback Mike Tolbert (35) celebrates with teammates after running for a fourth quarter touchdown good for a 14-13 lead during the NFL week 7 football game against the Dallas Cowboys on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Carolina Panthers wide receiver Brandon LaFell (11) reaches for a deep pass broken up by Dallas Cowboys strong safety Eric Frampton (27) with 24 seconds left during the NFL week 7 football game on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Carolina Panthers quarterback Cam Newton (1) pauses before the first half of an NFL football game against the Dallas Cowboys, Sunday, Oct. 21, 2012, in Charlotte. (AP Photo/Chuck Burton)

Dallas Cowboys quarterback Tony Romo (9) gets pressured by Carolina Panthers defensive end Greg Hardy (76) during the NFL week 7 football game on Sunday, Oct. 21, 2012 in Charlotte, N.C. The Cowboys won the game 19-14. (AP Photo/Paul Spinelli)

Dallas Cowboys wide receiver Miles Austin (19) gains yardage after a catch in an NFL game against the Carolina Panthers Sunday, October 21, 2012 in Charlotte, N.C. (AP Photo/Margaret Bowles)

Carolina Panthers quarterback Cam Newton (1) throws downfield during the game between the Dallas Cowboys and the Panthers.Sunday, October 21, 2012 in Charlotte, N.C. (AP Photo/Margaret Bowles)

Dallas Cowboys linebacker DeMarcus Ware (94) works against Carolina Panthers offensive tackle Jordan Gross (69) during an NFL football game, Sunday, October 21, 2012, in Charlotte, North Carolina. The Cowboys won 19-14. (AP Photo/Paul Abell)

Dallas Cowboys running back Phillip Tanner (34) runs by Carolina Panthers linebacker Thomas Davis (58) during an NFL football game on Sunday, October 21, 2012, at Bank of America Stadium in Charlotte, North Carolina. The Cowboys defeated the Panthers, 19-14. (AP Photo/James D Smith)