American track star Parker Valby wins NCAA 10,000m title in controversial shoes

Valby wore customized Nike Vaporfly Next% 3 track spikes, which are 40 mm high

Team USA pulls out of U20 World Championships due to safety concerns

This is the second time in the last three editions that USATF has opted out of sending a team. The U.S. will host the next event in 2026

WATCH: Ivy League distance runner disqualified for guarding manoeuvre

Should this move have warranted a disqualification?