Kelvin Kiptum smashes world marathon record in Chicago by Uasin Gishu News October 8, 2023 Features/Sports 1266 views 3 mins read Less than six months on from his 2:01:25 London Marathon win, which saw him become the second-fastest marathon runner of all time, Kiptum improved by another 50 seconds to surpass the world record mark of 2:01:09 set by his compatriot More