Crashing the Course: Los Angeles

Also available on the NBC app

Take an insider's look in this NBC digital exclusive at how an obstacle goes from a simple idea to the ultimate athletic challenge. Host Alex Weber hangs out with ninja Kacy Catanzaro on set in Los Angeles to witness the conception and debut of the awesome new obstacle Tic Toc.

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S8 E14 minWeb ExclusiveReality and Game ShowPrimetime