Watch Extraordinary People online: Episode 3 The Four Year Old Who Ran 40 Miles

Budhia Singh is just four years old when his coach, Biranchi Das enters Budhia into a controversial 40 mile run for media exposure. Budhia was an orphan, always running, as much as 20 miles a day since the age of three. Now, Biranchi is training Budhia to become the world's youngest Olympic marathon runner. But the public is not too keen on the exploitation of such of young boy.

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