Name: ‘American Ninja Warrior’ inspires kids to tackle obstacle-course gyms
Uploaded: Mon Dec 26 2016 13:22:43 GMT+0000 (UTC)
Duration: 2 min 30 s
Description: Across the country, high-intensity gyms featuring obstacle courses are popping up, inspired by the reality competition show “American Ninja Warrior.” And a lot of the ninjas-in-training are small fry. NBC’s Janet Shamlian reports for TODAY.

Dec. 26, 201602:30