Oct 23, 2025, 09:50 AM ET MONACO — Women’s marathon world record-holder Ruth Chepng’etich has been banned for three years after admitting to a doping violation, track and field’s Athletics Integrity Unit said Thursday. The AIU said Chepng’etich admitted to anti-doping rule violations over the presence and use of the banned diuretic hydrochlorothiazide, or HCTZ,...