Umunya-Afurika y'epfo Caster Semenya w'imyaka 28 y'amavuko ufite umudali wa Olympike mu gusiganwa ku maguru muri metero 800, ari kujuririra icyemezo cy'impuzamashyirahamwe y'imikino ngororangingo ku isi ishaka kugena ingano ntarengwa y'uwo musemburo wa kigabo.
