You're reading: BBC: Wada publishes report highlighting ‘serious failings’ at Rio 2016

A Wada report on the anti-doping methods employed at Rio 2016 has highlighted “serious failings”.

The World Anti-Doping Agency said many athletes who had been targeted for testing “simply could not be found”.

It added that, on some days, “up to 50 percent of tests were aborted”.

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