Ian Holper of Team Revolution and Ryan Bennett of Team Straight Up face off in open weight sparring at the 2025 Diamond Nationals. 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, and Sam Brumme for their contributions documenting the Diamond Nationals.