First look at American Ninja Warrior season 12 features new course and rules amid COVID filming
The series 'moved heaven and earth" to film safely during COVID-19, co-host Matt Iseman says in EW's exclusive preview.
American Ninja Warrior winner Isaac Caldiero returning after 3 years
The only athlete to ever win NBC's reality hit is ready to compete again this summer
How an American Ninja Warrior viewer saved a contestant's family
The reality competition show has already changed lives