Doping admitted by Olympic MedalistA member of the gold medal winning US 4 X 400m relay team has admitted that the he used performance enhancing drugs during the Sydney 2000 Olympics.

Antonio Pettigrew admitted using performance enhancers and the admission can mean that gold medals won by fellow relay team members Alvin and Calvin Harrison are also in jeopardy.

Pettigrew’s admission came during a testimony in the trial of Trevor Graham, his former coach, who is accused of hiding the truth to federal authorities investigating doping in sports.