The I.A.A.F., the world governing body for track and field, appealed to the Court of Arbitration for Sport, requesting that the doping suspensions be extended for seven leading female Russian athletes because they were improperly backdated. The runners Olga Yegorova, Svetlana Cherkasova, Yulia Fomenko, Yelena Soboleva and Tatyana Tomashova, and the field athletes Gulfiya Khanafeyeva and Darya Pishchalnikova were provisionally suspended for two years by the International Association of Athletics…