Washington Redskins quarterback Robert Griffin III (10) holds up his "Galloping Gobbler" award following a 38-31 win over the Dallas Cowboys in an NFL football game on Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins' Alfred Morris (46) celebrates his touchdown run against the Dallas Cowboys in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) and Kory Lichtensteiger (78) celebrate a touchdown in the first half of an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) passes during warm ups before an NFL football game against the Washington Redskins, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins quarterback Robert Griffin III (10) passes as he warms up before an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins quarterback Robert Griffin III prepares to pass as he warms up before an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys quarterback Tony Romo (9) prepares to pass during the first half of an NFL football game against the Washington Redskins, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys wide receiver Dez Bryant (88) tries to break a tackle by Washington Redskins' Cedric Griffin, rear, and London Fletcher, right, after a reception in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys running back Felix Jones (28) looks for room to run as guard Derrick Dockery (76) blocks Washington Redskins' London Fletcher (59) in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys kicker Dan Bailey (5) makes a field goal against the Washington Redskins in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins running back Alfred Morris (46) celebrates after running for a touchdown in front of Dallas Cowboys' Gerald Sensabaugh (43) in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins running back Alfred Morris (46) leaps over Dallas Cowboys' Dan Connor (52) as he tries to escape a tackle by Jason Hatcher, rear, in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins' Alfred Morris (46) runs into the end zone for a touchdown in front of Dallas Cowboys' Gerald Sensabaugh (43) in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins strong safety DeJon Gomes (24) escapes tackles by Dallas Cowboys' Cole Beasley (11) and Dez Bryant, center, after recovering a fumble by Bryant in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Dez Bryant (88) is tackled by Washington Redskins' Perry Riley (56) and Josh Wilson (26) ona short run in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) reaches back to throw a touchdown pass to Aldrick Robinson in the first half of an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) scrambles out of the pocket as Dallas Cowboys' Anthony Spencer (93) gives chase in the first half of an NFL football game on Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys' Anthony Spencer (93) celebrates sacking Washington Redskins quarterback Robert Griffin III, not pictured, as tackle Tyler Polumbus (74) watches in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) passes under pressure from Washington Redskins outside linebacker Ryan Kerrigan (91) in the first half of an NFL football game, Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins' Aldrick Robinsonn celebrates his touchdown catch with Pierre Garcon (88) and Darrel Young, rear, in the first half of an NFL football game against the Dallas Cowboys Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins wide receiver Pierre Garcon, center, smiles as he wears his vampire fang mouth guard while sitting on the bench in the second half of an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys head coach Jason Garrett kicks at the ground late in the first half of an NFL football game against the Washington Redskins, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) walks back to the bench after a series against the Washington Redskins in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins wide receiver Santana Moss (89) celebrates a touchdown catch against the Dallas Cowboys in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) is wrapped up by Dallas Cowboys' Tyrone Crawford, rear, as Anthony Spencer (93) pressures in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys quarterback Tony Romo (9) passes under pressure from Washington Redskins' Barry Cofield (96) in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins wide receiver Pierre Garcon (88) looks back at Dallas Cowboys' Mike Jenkins (21) as he sprints for the end zone for a touchdown in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins wide receiver Pierre Garcon (88) outruns Dallas Cowboys' Mike Jenkins (21) as he heads for the end zone for a touchdown in the first half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Cowboys stadium during the national anthem before an NFL football game against the Washington Redskins Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) is chased out of the pocket by Dallas Cowboys' Victor Butler (57) in the second half of an NFL football game on Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Country singer Kenny Chesney performs during halt time of an NFL football game between the Dallas Cowboys and Washington Redskins Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Tim Sharp)

Country singer Kenny Chesney performs during halt time of an NFL football game between the Dallas Cowboys and Washington Redskins Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Tim Sharp)

Country singer Kenny Chesney performs during halt time of an NFL football game between the Dallas Cowboys and Washington Redskins Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins inside linebacker London Fletcher (59) escapes a tackle by Dallas Cowboys' Jason Witten (82) after making an interception in the second half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins quarterback Robert Griffin III (10) scrambles out of the pocket in the second half of an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins quarterback Robert Griffin III (10) hands off to Alfred Morris (46) in the second half of an NFL football game against the Dallas Cowboys, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys quarterback Tony Romo (9) is knocked to the ground by Washington Redskins' Jarvis Jenkins (99) with help from Ryan Kerrigan, rear, in the second half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Dez Bryant (88) sprints for the end zone to score a touchdown after a reception as Washington Redskins' London Fletcher (59) gives chase in the second half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys wide receiver Dez Bryant (88) heads for the end zone on a long reception and run for a score against the Washington Redskins in the second half of an NFL football game Thursday, Nov. 22, 2012 in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys' Felix Jones (28) dives into the end zone for a touchdown as Washington Redskins cornerback DeAngelo Hall (23) watches in the second half of an NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Dallas Cowboys wide receiver Dez Bryant (88) celebrates his touchdown catch as Washington Redskins' Josh Wilson (26) walks away in the second half of an NFL football game on Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Matt Strasen)

Washington Redskins quarterback Robert Griffin III (10) celebrates with fans following a 38-31 win over the Dallas Cowboys in an NFL football game on Thursday, Nov. 22, 2012, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) and Robert Griffin III walk away after greeting each other following their NFL football game, Thursday, Nov. 22, 2012, in Arlington, Texas. The Redskins won 38-31. (AP Photo/Tim Sharp)