12x7 - American Ninja Warrior

The competition moves into the Finals round with a two-night event to determine this season's champion. 28 top ninjas face up to ten diabolical obstacles including Falling Shelves and Dragonback, which are new to the course this year. The top eight advance to the Power Tower Playoffs to compete head-to-head to determine a winner. Matt Iseman and Akbar Gbajabiamila host and Zuri Hall reports from the sidelines.