21.   Cheval tested positive for the banned steroid nandrolone at the worlds last August.

22.   Christie, now retired, was banned for two years in August by the IAAF after testing positive for the steroid nandrolone.

23.   Contaminated food supplements could be responsible for the rash of positive tests for the banned steroid nandrolone, a leading international scientist says.

24.   Defending Australian Open winner Petr Korda is the center of a drugs controversy after testing positive to the steroid nandrolone at Wimbledon last year.

25.   Dutch midfielder Edgar Davids appeared at a hearing Tuesday to face a possible eight-month sentence for testing positive for the banned steroid nandrolone.

26.   Dutch midfielder Edgar Davids will miss the game at Landsdowne Road because of a five-month ban imposed over his positive test for the banned steroid nandrolone.

27.   Eight league players have tested positive for banned substances this season, mostly for the steroid nandrolone.

28.   Eight players, including Dutch midfielder Edgar Davids and Portuguese defender Fernando Couto, were suspended this season after testing positive for the banned steroid nandrolone.

29.   FILA, the world governing for the sport, imposed a two-year ban against Leipold for the use of the performance-enhancing steroid nandrolone.

30.   German hurdler Falk Balzer has tested positive again for the steroid nandrolone and faces a two-year ban.