It's clear from his form that he's an experienced runner. I googled a bit. He ran track in HS and at least the start of college. These were his HS senior times:

It's clear from his form that he's an experienced runner. I googled a bit. He ran track in HS and at least the start of college. These were his HS senior times: > Was the Region 6-AA Champion for finishing first in the 5k in 2010… Finished third in the state in the 5k in a time of 17:46.66 during the 2010 season. https://ksuowls.com/sports/mens-track-and-field/roster/parker-whitlock/3820 https://ksuowls.com/sports/mens-track-and-field/roster/parke... https://www.fox5atlanta.com/news/new-dad-atlanta-braves-super-fan-wins-race-against-the-freeze-at-braves-game https://www.fox5atlanta.com/news/new-dad-atlanta-braves-supe...