Women’s marathon world record-holder Ruth Chepngetich has been provisionally suspended after testing positive for a banned substance, the Athletics Integrity Unit (AIU) announced on Thursday.

Ruth Chepngetich, the world record holder in the women's marathon, was provisionally suspended after a positive doping test for a diuretic.

Ruth Chepngetich, the women’s marathon world record holder, has been provisionally suspended after testing positive for a banned substance. The substance, a diuretic called Hydrochlorothiazide (HCTZ), was detected in a sample collected from the Kenyan athlete on 14 March, the Athletics Integrity Unit said in a statement.