Teenage running star Sam Ruthe says he was racing to win, not break any records at Boston University - but he did just that.

The 16-year-old has broken Sir John Walker's 1982 outdoor mile record of 3 minutes and 49 point 8 seconds by two-tenths of a second - running 3 minutes 48 point 88 seconds at the indoor meet.

It's the fastest-ever indoor mile by a high school student, and an under 18 World Record for the Mile.

He joined Piney to discuss after the fact.

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