Kelvin Kiptum – and to some extent Eliud Kipchoge – have done just enough to make the ”sub-two“’ moment a likely reality in the next few years.
Kenya's Eliud Kipchoge's will need to find 15 seconds in his bid to break the mythical 2-hour marathon barrier in Vienna this week, analysis of previous world records suggests.
Number-crunching the winning race time for marathon runners can tell us when the men are likely to break the two-hour barrier. But what about the target barrier for women?
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