text: Drugs in Sport: Four-Year Ban For Alvin Harrison, Admitted PED Use Alvin Harrison, the 2000 Olympic silver medallist in the 400 meters, received a four-year suspension from the sport after admitting he used several undetectable performance-enhancing 
inputs: Drugs in Sport: Four-Year Ban For Alvin Harrison, Admitted PED Use Alvin Harrison, the 2000 Olympic silver medallist in the 400 meters, received a four-year suspension from the sport after admitting he used several undetectable performance-enhancing 