Career
She is African record holder at the distance and is the gold medalist of the 2013 World Championships in Athletics. She is from Bugaa village, but moved to Kitale with her family, where she went to Matumbei and Street Phillips primary schools. Later she went to Street Claire"s Girls High School in Maragoli.
After schooling she went to the Kenya Police College (KPC) in Kiganjo in 2005.
He urged her to start running, but she did not start serious training until 2008. Chemos converted to steeplechase running in March 2009, after being introduced to the discipline by Richard Mateelong, the Olympic steeplechase medalist posted at KPC. She also took Diamond League victories in Oslo, Rome, Eugene and London, en route to capturing the overall Diamond League title in the steeplechase.
Chemos subsequently lost again to Zaripova at the final Diamond League meeting of the season – the Memorial Van Damme in Brussels – but the Kenyan had already established an unbeatable lead in the Diamond Race standings and thus retained her title. At the start of 2012, Chemos ran at the Cross de San Sebastián and was the runner-up behind Nazareth Weldu.
She began the 2012 IAAF Diamond League season in dominant fashion, winning the steeplechase in Shanghai, Eugene and Oslo.
At the third of these victories, Chemos broke the African 3000 metre steeplechase record of Eunice Jepkorir, winning in a new personal best and Bislett Games record time of 9:07.14. All information taken from IAAF profile.