CommentsmadebyaRussianmedallistinPyeongchangarebeinginvestigatedaftertheyappearedtobreaktherulesoftheneutralteam'sbehaviour.SemenElistratov,competingforOlympicA
Chinese star hurdler Liu Xiang played down the expectation for him to compete at the 2015 IAAF World Championships in Beijing slated for Aug. 22-30 as the organizers launched 200-day countdown here on Tuesday.