Athletics-Six Ethiopian athletes under investigation for doping

By Aaron Maasho ADDIS ABABA (Reuters) - Six Ethiopian athletes are being investigated for doping, the general secretary of the Ethiopian Athletics Federation told Reuters on Friday. Bililign Mekoya said blood samples from the unnamed athletes had returned "suspicious results". Mekoya said none of the athletes under suspicion had competed in the Olympics or world championships.  It is a further blow for Ethiopian athletics after world indoor 1500 metres champion Abeba Aregawi was suspended l