Quincy Hall

For decades, the U.S. dominated the men's 400-meter race, one of the most difficult and prestigious events at any Olympic Games. But no American man had won gold since 2008 — until Wednesday, when Raytown South alum Quincy Hall took the top spot.

Raytown South alum Quincy Hall breezed past competitors in the men's 400-meter semifinals today. Tomorrow, he goes for gold in the finals. NPR sports correspondent Becky Sullivan joined Up To Date from Paris to share the latest on the Summer Games.