Kelvin Kiptum runs Chicago Marathon in 2 hours, 35 seconds
(Newser) -
Kelvin Kiptum on Sunday ran the Chicago Marathon in what once would have been an unthinkable time: barely over 2 hours. The Kenyan runner's 2:00:35 finish, which still must be ratified, beat the previous world record for a marathon, set by Eliud Kipchoge, by 34 seconds; it'...