Chelimo, born in Kenya, made a decisive sprint in the final kilometre to clock two hours, 27 minutes and 11 seconds, reports Xinhua news agency.
Kenyan runner Edna Ngeringwony Kiplagat failed to win her third gold medal at worlds and finished runner-up at 2:27:18.
Amy Cragg of the US took away the bronze medal with the same time as Kiplagat.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
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Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.