America Goes Ninja

Now watching

Next video starts in : 7 Play

America Goes Ninja

America Goes Ninja
Replay video
Up next

Justin Bieber Cries After "What Do You Mean" 2015 MTV VMA Performance

Unlock your personal NFL Now stream by signing in to NFL.com

America Goes Ninja

by Associated Press Videos 1:59 mins

Matt Iseman, host of hit TV show 'American Ninja Warrior,' reveals the reasons why people keep on pitting themselves against the world's most difficult obstacle course. (July 5)

View Comments (0)