The International Association of Athletics Federations will test blood samples from every athlete at the world track and field championships in South Korea later this month, implementing the sport's first comprehensive biological testing program. The IAAF, which introduced the program on a limited basis last December, will test some 2,000 athletes, looking both for illegal substances and establishing baseline blood samples for a significant majority of the world's top runners, jumpers, and throwers. Anti-doping officials will use those samples to track changes in blood profiles associated with doping. The biological passport program was unveiled in late 2009 and has recently been credited for dramatically reducing the incidence of doping in professional cycling. But one athlete scheduled to compete in South Korea has already tested positive. Jamaican sprinter Steve Mullings, ranked among the world's best at 200 meters, will likely miss the championships after recording a positive test for a masking agent at a meet in Jamaica in June.
Read more at Bloomberg