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The semifinals continue in Los Angeles where the competing ninjas face up to 10 challenging obstacles, including new obstacles Hopscotch and Box Office; the two fastest ninjas will face off on the Power Tower for a Safety Pass.
First Air Date : Dec 12, 2009
Last Air date : May 27, 2024
Episode : 231 Episode
Season : 16 Season
Runtime: 60:14 minutes
Country: United States of America, Australia
Crew: Matt Iseman (Presenter)
