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epa06542102 (FILE) - Aleksandr Krushelnitckii of the Olympic Athlete from Russia (OAR) in action during the Curling Mixed Doubles Round Robin match against China at the Gangneung Curling Center in Gangneung during the PyeongChang 2018 Olympic Games, South Korea, 09 February 2018 (reissued 19 February 2018). The Anti-doping Division of the Court of Arbitration for Sport (CAS ADD) confirmed on 19 February that it has registered an anti-doping case against athlete Aleksandr Krushelnitckii following a request from the International Olympic Committee (IOC). Krushelnitckii, 25, who won a bronze medal in the mixed curling at the PyeongChang 2018 Winter Olympics, has reportedly tested positive for meldonium, media reported. EPA/JAVIER ETXEZARRETA