Of Peyton Manning one of the all time greats. After 18 seasons he finished what he called the football race. And it was time for him to call his own number. It is something about 18 years, 18 is a good number and today ive retired from pro football. Reporter Peyton Manning choked back tears as he called alone. Road before. I know this is a tough day for him. Because for 18 years he played this game so great. The there were other players who were more talented but there were no one who could out prepare me. Because of that i have no regrets. Reporter according to his former gm, nothing left to prove. There is not a guy in the nfl that can walk away and say i have done everything that that can possibly be done at the quarterback position in the nfl. No one else can say that and reporter next stop for manning is the pro football hall of fame and the broncos ring of fame. Still, life without football is going to be an adjustment. I reveer football i love the game. So you dont have to wonde