Peyton changed the way quarterbacks approach the game

Manning shrugged at the long-held notion that passing had to be associated with risk and his uncanny ability to read defenses and audible the perfect response with his famous "Omaha" call helped him rack up statistics once considered unthinkable. "I studied hard at the game and prepared hard," Manning, who spent his 18-year NFL career with the Denver Broncos and Indianapolis Colts, said at his retirement news conference. Manning played his final four seasons in Denver but his prime came during 1