Zhang Heng, 22, found the starved mutt during a stop in the Sichuan province. He fed her a drumstick, and the dog, “Xiao Sa,” resolved to follow him to Tibet.

The pup ran around 37 miles a day! The team gave her food and water along the way, and occasionally helped him out with a ride on one of their bicycles.

Source: youtube.com

There's a really, really happy ending: Zhang Heng, the cyclist who first found Xiao Sa, decided to give her a forever home after the race...

Xiao Sa in her new home:

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