The 24-year-old set the world record at the Chicago Marathon in October with a time of two hours and 35 seconds to surpass the mark of 2:01:09 run by compatriot Eliud Kipchoge in Berlin in 2022. Kiptum, who clocked three of the seven fastest marathon times in history, had been hoping to become the first man to run the marathon in under two hours in race conditions at Rotterdam in April as well as make his Olympic debut in Paris in July.
