![Intelligence officer Tory Garcia, who has a background in gymnastics and diving, works through the obstacle course on American Ninja Warrior, which airs on NBC and Esquire Network.](/images/uploads/_small/nup_172865_1895_wide-f524f50b51d414397ffff266582175faded012b8-s900-c85.jpg)
TV show spawns competitive Ninja leagues
The 21st was joined by two former Ninja Warriors and a Ninja gym owner to talk about the sport's growing popularity.
The 21st was joined by two former Ninja Warriors and a Ninja gym owner to talk about the sport's growing popularity.