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Marathon World Record Holder Suspended

Chicago Marathon winner suspended for positive doping test

Ruth Chepngetich, who set the women's world record at the Chicago marathon in 2024, has been provisionally suspended for a positive doping test.

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Chicago Marathon champ, world record holder Ruth Chepngetich suspended over test result

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Women’s marathon world record-holder Ruth Chepngetich provisionally suspended after testing positive for banned substance

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Marathon world record-holder Chepngetich suspended for positive doping test

Women’s marathon world record-holder Ruth Chepngetich was provisionally suspended for a positive doping test on Thursday.

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Marathon world record holder Ruth Chepngetich suspended for use of banned substance

Janesville Gazette · 2d

Women’s marathon world record holder Ruth Chepngetich provisionally suspended for positive doping test

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Marathon world record-holder Ruth Chepngetich suspended for positive doping test

Chepngetich tested positive for a banned diuretic and masking agent in March and “opted for a voluntary provisional suspension while the AIU’s investigation was ongoing.”

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Marathon world record holder suspended for doping

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Marathon world record holder Chepngetich provisionally suspended

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Local woman says she's raised 3,000 pairs of shoes for Chicago Marathon fundraiser

Sarah Kasperlik collects 3,000 pairs of shoes for charity, surpassing her goal, to support the American Cancer Society's 'Team Determination'.

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‘A historical world record course': How fast is the Chicago Marathon?

Not all marathons are created equal, and for runners seeking fast times, the Bank of America Chicago Marathon is a fan favorite. While every marathon measures the same distance, course conditions can dramatically impact race-day performances.

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Step aerobics: Why it’s the workout the builds marathon champions

After John Korir won the 2025 Boston Marathon in 2:04:45, runners flocked to his Instagram to learn more about his training. Here, among the photos of post-race celebrations, trophies and training runs,

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Ruth Chepngetich

Athletics Integrity Unit