Image source, Getty ImagesImage caption, Peres Jepchirchir won the 2026 Sydney marathon by three minutes and 40 seconds. Olympic and World Championships marathon gold medallist Peres Jepchirchir has been provisionally suspended by the Athletics Integrity Unit after an out-of-competition sample tested positive for EPO. Kenyan Jepchirchir provided the sample prior to winning the Sydney Marathon on 30 August 2026.