John Duza is a self-defense expert and master of martial arts in California who’s going viral for his live-saving hacks for evading ALL kinds of attacks – from cutting cable ties with shoelaces, to barricading a door with a belt, to overpowering any assailant, no matter their size.

TikTok @selfdefensehacks

Instagram @conflictdefense

Love the WGN Morning News? We love you, too. And you can have all the hijinks delivered to your inbox every weekday morning. Sign up and subscribe to our WGN Morning News newsletter.