Ruth Chepngetich, 3-time Chicago Marathon winner and world record holder, banned 3 years for doping violation
- Posted on October 23, 2025
- By Chicago Tribune
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Ruth Chepngetich, 3-time Chicago Marathon winner and world record holder, banned 3 years for doping violation

Ruth Chepngetich, who holds the marathon world record, has been banned for three years after admitting a doping violation, track and field’s Athletics Integrity Unit said Thursday.