An independent tribunal decided Goncalo Oliveira, who represents Venezuela, couldn't prove the drug's presence was unintentional.

Accused players are now eligible for free legal help, confidential counseling or money to test products they’ve taken that might have led to a positive drug test.

Despite being cleared of wrongdoing 18 months ago, the British player is back on the sidelines and left feeling "broken to pieces" by the latest twist in her case.

The majority felt that the Brit couldn't prove her April 2022 positive test for nandrolone was consistent with the ingestion of contaminated meat.

The two-time Grand Slam doubles champion unknowingly receiving an intravenous infusion of vitamins above the allowed limit of 100 milliliters in a 12-hour span.

One has been banned for life, and four others were given suspensions varying from two to 10 years. The highest ranking any of the players ever achieved was No. 399.

Juan Gabriel Castro, a national-level chair umpire, was accused of having "manipulated scoring entry to contrive the scorecard and facilitate corruption."

Brazil's Nicolas Zanellato tested positive for boldenone while competing at an ATP Challenger event in Ibague, Colombia, in June 2024.

The reveal only came to light ahead of last year’s US Open, but it was weighing on the Italian's mind for much longer.

Despite the hoo-ha over the "convenient" resolution of his case, this outcome is a fair one under the current rules and protocols governing anti-doping.

The 24-time major winner called on WADA and the ITIA to overhaul their processes for dealing with doping cases "because the system and the structure obviously doesn't work."