Team USA wins 4x400m races in near-world-record times

The men’s final came down to a battle between the 400m hurrdles champion and 200m champion

American teen sprint star Quincy Wilson to make Olympic debut in relay

Quincy Wilson will reportedly lead off the U.S. men’s 4x400m relay team in Friday’s heats

Teenage sprint phenom lowers his U18 world record again

16-year-old American sprinter Quincy Wilson ran a jaw-dropping 44.20 seconds, taking nearly half a second off his previous record