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China has suspended all ultramarathon and long-distance races after 21 runners died when extreme weather struck a race last month.

High winds and freezing rain hit participants in a 100km (60-mile) ultramarathon in Gansu province.

The race was halted when some of the 172 runners went missing, and a rescue operation was launched.

Now China is suspending all high-risk sports events that lack clear oversight, rules and safety standards.

Severe weather kills 21 runners in China ultramarathon

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