Life's Obstacles

Also available on the NBC app

The American Ninja Warrior course has been graced with some of the most humbling athletes and their incredible stories.

Appearing:Matt IsemanKristine Leahy
Tags: american ninja warrior, watch ninja warrior video, ninja warrior runs, emotional ninja warrior, lifes obstacles, watch ninja warrior video, danielle bright, breast cancer, steven moul, austism ninja warrior, artis thompson, grant clinton, jimmy choi, michael j fox
S9 E143 minWeb ExclusiveReality and Game ShowPrimetime