Dallas Cowboys owner Jerry Jones, right, watches as quarterback Tony Romo throws the ball before an NFL football game against the New York Giants Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants quarterback Eli Manning throws the ball before an NFL football game against the Dallas Cowboys Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants head coach Tom Coughlin watches his team war up before an NFL football game against the Dallas Cowboys Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys strong safety Abram Elam tackles New York Giants' Hakeem Nicks during the first half an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants quarterback Eli Manning gestures during the first half of an NFL football game against the Dallas Cowboys Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo falls into the end zone for a safety during the first half of an NFL football game against the New York Giants Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys quarterback Tony Romo is tackled by New York Giants defensive end Jason Pierre-Paul for a safety during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys running back DeMarco Murray carries the ball against the New York Giants during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants quarterback Eli Manning passes the ball during the first half of an NFL football game against the Dallas Cowboys Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys running back DeMarco Murray is tackled by New York Giants defensive end Dave Tollefson during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

El quarterback Eli Manning de los Giants de Nueva York gesticula al hablar con otro jugador en la primera mitad del partido de la NFL contra los Cowboys de Dallas el domingo 11 de diciembre del 2011, en Arlington, Texas. (Foto AP/Tony Gutierrez)

Dallas Cowboys tight end John Phillips scores a touchdown with New York Giants' Jacquian Williams in pursuit during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants' Brandon Jacobs scores a touchdown as Dallas Cowboys' Gerald Sensabaugh looks on during the during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants quarterback Eli Manning gestures during the first half of an NFL football game against the Dallas Cowboys Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants' Brandon Jacobs scores a touchdown against the Dallas Cowboys during the during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants' Brandon Jacobs scores a touchdown as Dallas Cowboys' Anthony Spencer looks on during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants' Brandon Jacobs, left, celebrates his touchdown against the Dallas Cowboys with Henry Hynoski during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys' Felix Jones goes down as New York Giants' Aaron Ross defends during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys' Felix Jones evades aNew York Giants' Jason Pierre-Paul during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants head coach Tom Coughlin reacts against the Dallas Cowboys during the first half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys' Tony Romo is taken down by New York Giants' Chris Canty during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants' Mario Manningham scores a touchdown against the Dallas Cowboys during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants' Mario Manningham, right, celebrates his touchdown against the Dallas Cowboys with Ramses Barden during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants' Jake Ballard scores a touchdown as Dallas Cowboys' Sean Lee defends during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Tony Gutierrez)

New York Giants' D.J. Ware makes a two-point conversion against the Dallas Cowboys during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. New York won 37-34. (AP Photo/Tony Gutierrez)

New York Giants' Brandon Jacobs scores the winning touchdown against the Dallas Cowboys during the second half of an NFL football game Sunday, Dec. 11, 2011, in Arlington, Texas. New York won 37-34. (AP Photo/Tony Gutierrez)

Dallas Cowboys' Dan Bailey watches his blocked field goal attempt during the final minute of an NFL football game against the New York Giants Sunday, Dec. 11, 2011, in Arlington, Texas. New York won 37-34. (AP Photo/Tony Gutierrez)

The New York Giants celebrate after Dallas Cowboys' Dan Bailey, center, had his field goal attempt blocked during the final seconds of an NFL football game against the New York Giants Sunday, Dec. 11, 2011, in Arlington, Texas. New York won 37-34. (AP Photo/Sharon Ellman)

The New York Giants celebrate after defeating the Dallas Cowboys 37-34 after an NFL game Sunday, Dec. 11, 2011, in Arlington, Texas. (AP Photo/Brandon Wade)