51.   Under IOC rules, an entire team can be disqualified if one player is found guilty of a doping offense.

52.   Until now, Carrard said, the IOC has received only one specific request for a result to be changed due to an alleged doping offense.

53.   Under Canadian policy, a first doping offense carries a four-year suspension.

54.   Under ITF rules, Korda was found to have committed a doping offense, even though the federation was satisfied he had not taken the banned substance intentionally.

55.   Use of amphetamines is regarded as a serious doping offense and, like steroids, carries a two-year suspension.