Kejelcha Runs 56:51 in Buenos Aires to Snatch the Half Marathon World Record Back From Kiplimo
Yomif Kejelcha ran 56:51 at the 2026 Buenos Aires Half Marathon to break Jacob Kiplimo's 57:20 world record. How the record finally fell in South America.

Science in Sport has become the Official Performance Fuel & Hydration Partner of the Nike After Dark Tour, marking the first time Nike has ever co-branded a nutrition range with another company.