The elite world of Kenyan marathon running is facing a profound crisis of integrity as two of its most prominent stars have been handed bans for doping violations.

Today, Monday, March 30, 2026, the Athletics Integrity Unit (AIU) confirmed a five-year suspension for Albert Korir, the 2021 New York City Marathon champion, marking a somber chapter for a runner once celebrated for his grit and consistency.

Korir’s downfall began in October 2025, when three separate out-of-competition samples collected in Kenya tested positive for CERA, a sophisticated blood-boosting variant of EPO.

The AIU characterized the multiple positive tests as “aggravating circumstances,” suggesting a deliberate and repeated effort to enhance performance.

While the severity of the offense initially carried a six-year penalty, Korir’s decision to admit to the charges in January 2026 without a formal hearing resulted in a one-year reduction.

He is now barred from professional competition until January 2031, a sentence that effectively disqualifies his third-place finish in the 2025 New York City Marathon and requires the forfeiture of all associated prize money and medals.

This news follows closely on the heels of the suspension of Ruth Chepngetich, the women’s marathon world record holder.

In October 2025, Chepngetich was handed a three-year ban after testing positive for Hydrochlorothiazide (HCTZ), a diuretic often used as a masking agent.

Her defense, that she had inadvertently taken a housemaid’s medication while ill, was rejected by investigators as “hardly credible,” particularly after suspicious data related to other prohibited substances was found on her mobile phone.

Despite her ban, Chepngetich currently retains her historic 2:09:56 world record, as her positive test occurred months after her legendary Chicago run.

These cases are symptoms of a much larger epidemic; since 2016, over 140 Kenyan athletes have been sanctioned as the country struggles to clean up a reputation marred by systemic doping.

For fans and fellow competitors, these latest bans serve as a painful reminder that even the most inspiring victories are now being scrutinized under a cloud of deep-seated skepticism.