Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles head coach Chip Kelly, right, accompanied by Eagles owner Jeffrey Lurie, speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles owner Jeffrey Lurie, left, introduces Eagles head coach Chip Kelly, right, during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly, right, accompanied by Eagles owner Jeffrey Lurie, speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly, second from right, accompanied by Eagles owner Jeffrey Lurie, speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles head coach Chip Kelly, right, accompanied by Eagles owner Jeffrey Lurie, speaks during a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly smiles during a television interview after a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly smiles during an interview after a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly wears a visor given to him to wear by a reporter during a television interview after a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)

Philadelphia Eagles new head coach Chip Kelly puts on a hat given to him by a reporter to wear during a television interview after a press conference at the team's NFL football training facility, Thursday, Jan. 17, 2013, in Philadelphia. (AP Photo/Matt Rourke)