Usain Bolt

Athletics - Western Championships Track Meet - men's 4 x 100 meters relay

Bolt teammate Carter appeals against Olympic doping ruling - CAS

ZURICH (Reuters) - Jamaican sprinter Nesta Carter, whose positive doping test cost Usain Bolt a relay gold medal in the 2008 Beijing Olympics, has appealed to the Court of Arbritration for Sport (CAS) asking th…