Aidan Zingg was competing in the Mammoth Mountain MX event in California over the weekend when he crashed during his 250 B class heat.

A young motocross rider has reportedly died after an accident during a race. Aiden Zingg was a rising star in the world of motocross. Reports say he was competing in the 2025 Mammoth Motocross event at Mammoth Mountain in California over the weekend.

Aidan Zingg, 16, died while competing at the 2025 Mammoth Motocross event. “It’s been a day and I feel like it’s been a lifetime,” his sister Alexandria Zingg shared. “My heart is completely broken.”