Washington Redskins quarterback Robert Griffin III signs an autograph for a fan after warming up before an NFL football game against the Dallas Cowboys, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys running back DeMarco Murray (29) takes the hand off from quarterback Tony Romo, right, in the first half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys tight end Jason Witten (82) gets by a tackle attempt by Washington Redskins free safety David Amerson (39) for extra yardage in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) prepares to pass as Trent Williams (71) provides coverage against pressure from the Dallas Cowboys in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys running back DeMarco Murray reaches into the end zone dragging Washington Redskins inside linebacker Perry Riley (56) for a score in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins cornerback DeAngelo Hall (23) chases down an tackles Dallas Cowboys wide receiver Dez Bryant (88) in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys running back DeMarco Murray (29) runs the ball against the Washington Redskins on a running play in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins outside linebacker Rob Jackson (50) comes up with an interception thrown by Dallas Cowboys quarterback Tony Romo in the first half of an NFL football game on Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins quarterback Robert Griffin III (10) scrambles out of the pocket as Dallas Cowboys outside linebacker Bruce Carter (54) defends in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys wide receiver Dwayne Harris (17) returns a punt for 86-yards and a score against the Washington Redskins in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) guards against a rush by Dallas Cowboys defensive tackle Drake Nevis (70) in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) is sacked by Dallas Cowboys defensive tackle Jason Hatcher (97) late in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins head coach Mike Shanahan, right, shouts in the first half of an NFL football game against the Dallas Cowboys, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys free safety Barry Church (42) attempts to reach Washington Redskins tight end Jordan Reed (86) in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys quarterback Tony Romo (9) talks with teammates on the bench after the Cowboys scored against the Washington Redskins in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys tackle Tyron Smith, left, helps against pressure from the Washington Redskins as quarterback Tony Romo (9) passes in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Terrance Williams (83) and running back Joseph Randle (21) celebrate after Williams grabbed a pass from Tony Romo for a touchdown in the second half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Dwayne Harris (17) escapes a tackle attempt by Washington Redskins' Reed Doughty (37) on a punt return in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins running back Roy Helu (29) looks for running room as Dallas Cowboys middle linebacker Sean Lee (50) and defensive tackle Drake Nevis (70) attempt the tackle in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The Redskins Kory Lichtensteiger, right, helps against pressure on the play. (AP Photo/LM Otero)

Washington Redskins kicker Kai Forbath (2) and punter Sav Rocca (6) watch Forbath's field goal as Dallas Cowboys cornerback Morris Claiborne, right, pressures in the final seconds of the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Terrance Williams (83) grabs a pass for a touchdown as Washington Redskins cornerback E.J. Biggers (30) defends in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) is sacked by Dallas Cowboys defensive tackle Nick Hayden (96) in the first half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Fans look on as Dallas Cowboys wide receiver Terrance Williams (83) goes up for a touchdown grab as Washington Redskins cornerback E.J. Biggers (30) defends in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys ownership Charlotte Jones, from let, Stephen Jones and Jerry Jones stand by a laughing Cowboys Hall of Famer Larry Allen during a half time ceremony where Allen was honored by the Cowboys in an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Former Dallas Cowboys player and Hall of Fame player, Larry Allen looks down at a bust of himself as Allen is honored at half time of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins running back Alfred Morris (46) escapes tackles by Dallas Cowboys' Orlando Scandrick (32) and Barry Church (42) as Morris heads to the end zone for a touchdown in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys defensive tackle Jason Hatcher sacks Washington Redskins quarterback Robert Griffin III (10) causing him to fumble the ball in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The Redskins recovered the fumble on the play. (AP Photo/LM Otero)

Washington Redskins running back Alfred Morris (46) evades pressure from Dallas Cowboys' Sean Lee (50) as Morris sprints on a long run from scrimmage for a touchdown in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) gets up off the ground after being sacked by Dallas Cowboys defensive tackle Jason Hatcher (97) in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The Redskins' Chris Chester, helps Griffin to his feet. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) loses the ball after being sacked by Dallas Cowboys defensive tackle Jason Hatcher in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The Redskins recovered the fumble. (AP Photo/Tim Sharp)

Head linesman Steve Stelljes (22) points Dallas Cowboys head coach Jason Garrett, center, back to the sideline as Garrett attempts to talk to another official in the second half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) celebrates after running back Joseph Randle (21) scored against the Washington Redskins on a running play in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) sits on the bench in the second half of an NFL football game against the Dallas Cowboys, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Washington Redskins quarterback Robert Griffin III (10) is stripped of the ball by Dallas Cowboys defensive end Kyle Wilber (51) with help from defensive end George Selvie (99) in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Washington Redskins fullback Darrel Young (36) is chased down from behind by Dallas Cowboys middle linebacker Sean Lee (50) in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys free safety Barry Church, left, celebrates with Orlando Scandrick (32) right, who intercepted a pass from Washington Redskins' Robert Griffin III in the end zone in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys quarterback Tony Romo (9) celebrates after running back Joseph Randle (21) scored against the Washington Redskins on a running play in the second half of an NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys defensive tackle Jason Hatcher (97) and Terrance Williams, right, congratulate each other late in the second half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. The Cowboys won 31-16. (AP Photo/Tim Sharp)

Dallas Cowboys wide receiver Terrance Williams (83) and Washington Redskins quarterback Robert Griffin III (10) greet each other after their NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The two were teammates at Baylor University before joining the NFL. The Cowboys won 31-16. (AP Photo/LM Otero)

Dallas Cowboys running back Joseph Randle (21), Gavin Escobar (89) and James Hanna congratulate each other late in the second half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. The Cowboys won 31-16. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) an Washington Redskins quarterback Robert Griffin III (10) greet each other after their NFL football game, Sunday, Oct. 13, 2013, in Arlington, Texas. The Cowboys won 31-16. (AP Photo/LM Otero)

Dallas Cowboys wide receiver Dwayne Harris (17) walks off the field holding a pair of football following their NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. The Cowboys won 31-16. (AP Photo/Tim Sharp)

Dallas Cowboys quarterback Tony Romo (9) and wide receiver Dwayne Harris (17) celebrate a touchdown run by Joseph Randle in the second half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. The Cowboys won 31-16. (AP Photo/LM Otero)