Quincy Wilson clocked the fastest qualifying time in the U20 men’s 400m, cruising to a 45.28 and a spot in tomorrow’s final. 🇺🇲 Don’t miss the best of American track & field — subscribe for more 🇺🇲 Become a USATF Member → usatf.org/membership Watch Live & On-Demand → usatf.tv Shop official gear → team-usatf-store.myshopify.com #QuincyWilson #400m #track #usu20champs #usatf