CAPE TOWN, South Africa (AP) — Caster Semenya is going to the European Court of Human Rights to challenge “discriminatory” rules that prohibit her from competing in certain track events because of her high natural testosterone, her lawyers said Thursday. The two-time Olympic champion in the 800 meters has already lost two legal appeals against World Athletics' regulations that force her to medically lower her natural testosterone level if she wants to run in women's races from 400 meters to one mile. The South African's lawyers said there's been a “violation of her rights” and wants the human rights court to examine the rules. Semenya has one of a number of conditions known as differences of sex development.Read more on NewsOK.com