Double - winning sprinter Oscar Pistorius ineligible to run at the Games . IAAF rules that the South African 's prosthetic blades give him unfair advantage . The 21-year - old Pistorius has set two world records in Paralympic competition .
Double-amputee sprinter Oscar Pistorius ineligible to run at Beijing Olympics . IAAF rules that the South African 's prosthetic blades give him unfair advantage . The 21-year-old Pistorius has set three world records in Paralympic events .