Dallas Cowboys running back DeMarco Murray (29) scores a touchdown against the Denver Broncos during the first quarter of an NFL football game on Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos quarterback Peyton Manning (18) passes the ball against the Dallas Cowboys during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Dez Bryant (88) celebrates his touchdown against the Denver Broncos with DeMarco Murray (29) during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys' Tony Romo (9) passes against the Denver Broncos during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos quarterback Peyton Manning (18) passes the ball against the Dallas Cowboys during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

After passing the ball Denver Broncos quarterback Peyton Manning (18) watches as tight end Julius Thomas (80) scores a touchdown against the Dallas Cowboys during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos tight end Julius Thomas spikes the ball after scoring a touchdown against the Dallas Cowboys during the first quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys running back DeMarco Murray (29) scores a touchdown against the Denver Broncos during the first quarter of an NFL football game on Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys running back DeMarco Murray (29) celebrates his touchdown against the Denver Broncos with Ronald Leary (65) during the first quarter of an NFL football game on Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo (9) passes the ball against the Denver Broncos during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys head coach Jason Garrett wears a breast cancer awareness ribbon as he watches his team warm up before an NFL football game against the Denver Broncos Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

The Denver Broncos and Dallas Cowboys are introduced before an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. The goal post carries signage commemorating breast cancer awareness. (AP Photo/Sharon Ellman)

Dallas Cowboys running back DeMarco Murray (29) scores a touchdown against the Denver Broncos during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys running back DeMarco Murray (29) pauses in the end zone after scoring a touchdown against the Denver Broncos during the first quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos quarterback Peyton Manning (18) tosses the football after running in for a touchdown on a quarterback keep play late in the second quarter of an NFL football game against the Dallas Cowboys, Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos quarterback Peyton Manning sprints to the end zone untouched for a touchdown on a quarterback keep play in the first half of an NFL football game against the Dallas Cowboys, Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos tight end Julius Thomas (80) celebrates his touchdown against the Dallas Cowboys with Manny Ramirez during the second quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos tight end Julius Thomas (80) celebrates his touchdown against the Dallas Cowboys during the first quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Eric Decker (87) joins in. (AP Photo/Tony Gutierrez)

Denver Broncos tight end Julius Thomas celebrates his touchdown against the Dallas Cowboys during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos running back Knowshon Moreno, left, gets past Dallas Cowboys defensive tackle Nick Hayden, bottom right, during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos quarterback Peyton Manning passes the ball against the Dallas Cowboys during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos defensive end Malik Jackson, left, takes down Dallas Cowboys quarterback Tony Romo (9) during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos wide receiver Wes Welker, second from right, celebrates his touchdown against the Dallas Cowboys with Eric Decker (87) and Justin Boren, right, during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos' Knowshon Moreno (27) eludes Dallas Cowboy's J.J. Wilcox, right, during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos running back Knowshon Moreno (27) hurdles J.J. Wilcox during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos wide receiver Wes Welker (83) celebrates his touchdown against the Dallas Cowboys with Eric Decker (87) and Justin Boren, right as Orlando Scandrick (32) rises from the turf during the third quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos defensive end Malik Jackson celebrates after sacking Dallas Cowboys' Tony Romo during the second quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos tight end Julius Thomas, left, is tackled by Dallas Cowboys free safety Barry Church during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys wide receiver Dez Bryant, right, catches a touchdown pass as Denver Broncos cornerback Dominique Rodgers-Cromartie defends during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Denver Broncos running back Ronnie Hillman (21) is tackled by Dallas Cowboys free safety Barry Church during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys wide receiver Dez Bryant catches a touchdown pass during the third quarter of an NFL football game against the Denver Broncos, Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo rolls out to pass against the Denver Broncos during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys wide receiver Dez Bryant celebrates scoring a touchdown against the Denver Broncos during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo, right, does not get past Denver Broncos defensive end Shaun Phillips for a two-point attempt during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo, center, looks to pass against the Denver Broncos during the third quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Dez Bryant, left, makes an 80-yard reception from Tony Romo in front of Denver Broncos' Dominique Rodgers-Cromartie (45) during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Romo has 502 yards in passing. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Dez Bryant makes an 80-yard reception from Tony Romo against the Denver Broncos during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Romo has 502 yards in passing. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Dez Bryant (88) makes an 80-yard reception from Tony Romo in front of Denver Broncos' Dominique Rodgers-Cromartie (45) during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Romo has 502 yards in passing. (AP Photo/Sharon Ellman)

Denver Broncos cornerback Omar Bolden, top, tackles Dallas Cowboys wide receiver Dez Bryant (88) after Bryant's 80-yard reception from Tony Romo during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Romo marked 502 yards of passing on the throw. (AP Photo/Sharon Ellman)

Dallas Cowboys quarterback Tony Romo (9) makes an 80-yard pass to wide receiver Dez Bryant against the Denver Broncos during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Romo has 502 yards in passing. (AP Photo/Sharon Ellman)

With Denver Broncos' Britton Colquitt (4) holding kicker Matt Prater (5) boots the game-winning field goal against the Dallas Cowboys during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. The Broncos won 51-48. (AP Photo/Tony Gutierrez)

After Denver Broncos kicker Matt Prater (5) made the game-winning field goal against the Dallas Cowboys, he is joined in celebration by Britton Colquitt (4) and Steve Vallos (60) as Bruce Carter (54) reacts during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. The Broncos won 51-48. (AP Photo/Tony Gutierrez)

After intercepting a pass from Dallas Cowboys quarterback Tony Romo, Denver Broncos outside linebacker Danny Trevathan (59) celebrates with Rahim Moore (26) during the fourth quarter of an NFL football game Sunday, Oct. 6,2013, in Arlington, Texas. Denver won 51-48. (AP Photo/Sharon Ellman)

After intercepting a pass from Dallas Cowboys quarterback Tony Romo, Denver Broncos outside linebacker Danny Trevathan (59) celebrates with Rahim Moore (26) Duke Ihenacho (33) during the fourth quarter of an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. (AP Photo/Sharon Ellman)

Denver Broncos head coach John Fox, left, and Dallas Cowboys head coach Jason Garrett, right talk on the field after NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. The Broncos won 51-48. (AP Photo/Tony Gutierrez)

Dallas Cowboys wide receiver Dez Bryant makes an 80-yard reception from Tony Romo during the fourth quarter of an NFL football game against the Denver Broncos, Sunday, Oct. 6, 2013, in Arlington, Texas. The Broncos won 51-48. (AP Photo/Tony Gutierrez)

Denver Broncos quarterback Peyton Manning (18) shakes hands with Dallas Cowboys quarterback Tony Romo (8) after an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Denver won 51-48. (AP Photo/Sharon Ellman)

Denver Broncos quarterback Peyton Manning (18) greets Dallas Cowboys head coach Jason Garrett after an NFL football game Sunday, Oct. 6, 2013, in Arlington, Texas. Denver won 51-48. (AP Photo/Sharon Ellman)