She also competed in the 2008 Summer Olympics in Beijing, China, immediately after serving a two-year ban for doping, but failed to advance to the final round.She originally won the gold medal at the 2001 World Championships in Athletics, but lost it due to a positive drugs test for caffeine.
She was later cleared and let off a suspension, but in May 2006 she tested positive for an anabolic steroid and accepted a ban.