Washington Redskins quarterback Robert Griffin III lies on the field after throwing an interception during the second half of an NFL football game against the Philadelphia Eagles in Philadelphia, Sunday, Nov. 17, 2013. The Eagles defeated the Redskins 24-16. (AP Photo/Matt Slocum)
Washington Redskins quarterback Robert Griffin III walks off the field after an NFL football game against the Philadelphia Eagles in Philadelphia, Sunday, Nov. 17, 2013. The Eagles defeated the Redskins 24-16. (AP Photo/Michael Perez)
Washington Redskins quarterback Robert Griffin III walks across the field after a play during the second half of an NFL football game against the Philadelphia Eagles in Philadelphia, Sunday, Nov. 17, 2013. (AP Photo/Michael Perez)
Philadelphia Eagles head coach Chip Kelly, right, shakes hands with Washington Redskins head coach Mike Shanahan after an NFL football game in Philadelphia, Sunday, Nov. 17, 2013. The Eagles defeated the Redskins 24-16. (AP Photo/Michael Perez)
Washington Redskins quarterback Robert Griffin III lets a pass fly during the second half of an NFL football game against the Philadelphia Eagles in Philadelphia, Sunday, Nov. 17, 2013. The Eagles defeated the Redskins 24-16. (AP Photo/Michael Perez)
Washington Redskins quarterback Robert Griffin III lands after rolling into the end zone for a two-point conversation during the second half of an NFL football game against the Philadelphia Eagles in Philadelphia, Sunday, Nov. 17, 2013. (AP Photo/Matt Slocum)
Washington Redskins quarterback Robert Griffin III, left, scrambles with the ball past Philadelphia Eagles linebacker Brandon Graham during the second half of an NFL football game in Philadelphia, Sunday, Nov. 17, 2013. (AP Photo/Matt Rourke)