In 12 years at the top, Semenya has won two Olympic golds and three world championship titles, but her success has come amid constant scrutiny
The ruling means that Caster Semenya, the London 2012 and Rio 2016 gold medallist, cannot defend her 800-metre title at the Tokyo Olympic Games next year
Semenya was taking part in a race at Liege in Belgium, which was held after an Olympic qualifying deadline of June 29 had already expired.
IAAF's controversial measures would force so-called "hyperandrogenic" athletes or those with "differences of sexual development" (DSD) to seek treatment to lower their testosterone levels below a prescribed amount if they...
The runner was arrested last Thursday in Cape Town and released on $35 bail, the National Prosecuting Authority said in a statement