PHILADELPHIA, PA - DECEMBER 14: DeMarco Murray #29 of the Dallas Cowboys warms up prior to the game against the Philadelphia Eagles at Lincoln Financial Field on December 14, 2014 in Philadelphia, Pennsylvania. (Photo by Mitchell Leff/Getty Images)
PHILADELPHIA, PA - DECEMBER 14: DeMarco Murray #29 of the Dallas Cowboys warms up prior to the game against the Philadelphia Eagles at Lincoln Financial Field on December 14, 2014 in Philadelphia, Pennsylvania. (Photo by Mitchell Leff/Getty Images)