Brian from Traverse
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Ninja Warrior Training: A Q&A With Brian Kretsch of Traverse Fitness 

We recently interviewed Brian Kretsch, trainer and manager at Traverse Fitness, a Ninja Warrior gym in Richmond, California. You’ll find the same daunting (and iconic) obstacles inside Traverse that you’d find on the American Ninja Warrior TV show, from the Warped Wall to the Salmon Ladder. Brian knows them all very well. He is one of only two ninjas to compete…