STUDIO CITY (CBS) — The youngest climber to ever summit Mt. Whitney visited the KCAL9 studios Friday.

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Tyler Armstrong, 7, made it to the top of 14, 505 foot mountain this summer, suffering only from a cut knee! Tyler climbed Mt. Whitney — the highest peak in the contiguous United States — with his father, Kevin Armstrong.

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“Tyler began his quest last December, while he and his dad were watching a documentary about a filmmaker’s 3,100-mile journey along the Continental Divide Trail. Tyler began working out like crazy, running on his parents’ treadmill and around the lake near their Yorba Linda home,” according to the OC Register.

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The climb took Armstrong seven hours, 50 minutes to reach the peak.