The American Ninja Warrior AfterBuzz TV AfterShow recaps, reviews and discusses episodes of NBC's American Ninja Warrior.Show Summary: Comic and actor Matt Iseman returns to host the ninth season of the action-packed competition series alongside former professional football player Akbar Gbaja-Biamila and reporter Kristine Leahy. Contestants tackle challenging obstacle courses in cities across the country. As the competition progresses, competitors continue toward the highly anticipated national finals in Las Vegas, where they take on a four-stage course modeled after Japan's famed Mt. Midori