Wada president Witold Banka emphasized Kenya's need to be a 'clean' sports environment to retain credibility. He highlighted rising positive tests as a sign the system is working. Banka called for law enforcement support to target criminals supplying athletes.

Banka's comments came after a three-day visit to Nairobi, where he met with President William Ruto and sports officials. He stressed the importance of Kenya's anti-doping efforts ahead of hosting the 2029 World Championships. He noted Kenya's commitment to zero tolerance but stressed results over promises. Read more racing coverage.

Kenya has faced scrutiny due to over 140 athletes suspended since 2017. Banka highlighted the need for a strong independent anti-doping agency and sufficient government support. He also pointed out the global nature of doping, urging a comprehensive approach to tackle the issue. Related: British Masters Set World Records in Field Events.

This original Runner World brief is based on reporting from BBC Sport Athletics. Visit the source for its complete reporting, context and any later corrections.