Joshua Cheptegei has said his focus is on becoming just the eighth man to successfully complete the 5,000m-10,000m double at an Olympic Games.
The Ugandan, 24, set world records over both distances last year, adding to the 5,000m world gold he won at Doha 2019.
“It would be a mountain to climb, but the challenge is up to me,” he told BBC World Service Sport.
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“It is demanding a lot, in terms of racing and mindset but I want to give myself a try to win both gold medals.”