A tragedy high on a Chinese mountain was a wake-up call for China's booming marathon industry

When Zhang Xiaotao set off last weekend on a 100-kilometer (62-mile) ultra-marathon through the jagged mountains of northwestern China, he didn't know he was embarking on one of the deadliest journeys in the country's sporting history.

from CNN.com - RSS Channel - App International Edition https://www.cnn.com/2021/05/28/china/ultramarathon-safety-intl-hnk-dst/index.html
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