AIU investigates after sample tested positive for EPO33-year-old won Olympic marathon in 2021In a fresh hammer blow for Kenyan athletics, world marathon champion Peres Jepchirchir has been provisionally suspended for doping, the Athletics Integrity Unit announced on Friday.The highly-decorated 33-year-old Kenyan, who won Olympic gold in the Covid-delayed Tokyo Games in 2021, was suspended after an out-of-competition sample tested positive for banned blood booster EPO. Continue reading...