The Facts: Warner announces his retirement from the NFL during a press conference held at Cardinals headquarters moments ago.
Diehards Line:Warner leaves the game after 12 seasons -- the last five with Arizona -- and after leading the Cardinals to a second straight NFC West crown. Warner has taken two different franchises, the St. Louis Rams and Cardinals, to Super Bowls, been voted to the Pro Bowl four times and likely will be selected to the Pro Football Hall of Fame. ... Next man up? Matt Leinart gets first shot at replacing Warner in Arizona.