Manangoi, the fastest man in the world this year, sped past his young compatriot on the home straight of the last men's individual track event to take the title in 3 minutes 33.61 seconds, just ahead of Cheruiyot (3:33.99).
Kiprop, who had briefly threatened to make it a Kenyan clean sweep, found the pace too hot on the last lap, fading into ninth place in 3:37.24, a fairly tame attempt to emulate the four straight metric mile world golds of Moroccan Hicham El Guerrouj.
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Norway's European champion Filip Ingebrigtsen snatched the bronze on the line in 3:34.53.
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