Kelvin Kiptum is HIM 😤 In just his third marathon race, Kelvin Kiptum runs the chimarathon by negative splitting his second half and breaking the world record by 34 seconds 🤯 Eliud Kipchoge | 2:01:09 (Berlin 2022) ⬇️⬇️⬇️⬇️⬇️ Kelvin Kiptum | 2:00:35 (Chicago 2023) NEW WORLD RECORD 🌎 📸 chimarathon #worldrecord #chimarathon #chicagomarathon #kelvinkiptum #marathon