Stefan Constantinescu of the Amerikick National Team competing in the 13 & Under Boys Traditional Challenge at the 2026 Compete Internationals in Ontario, California. Get in The Zone on Instagram: https://www.instagram.com/sportkaratezone?igsh=N3ZjcDFyMTRiMHBi&utm_source=qr Like/Follow SKZ on Facebook: https://www.facebook.com/profile.php?id=61556832383575 Special thanks to Sport Karate Zone Media Coordinator Mike Brumme for his contributions to documenting the action at the Compete Internationals.