Boy Injured in Fall from Zip Line at Las Vegas Trampoline Park

Family says 10-year-old Knox suffered a concussion after plummeting 20 feet to the ground.

Published on Feb. 22, 2026

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A 10-year-old boy named Knox was celebrating his birthday at the Spy Ninjas HQ trampoline park in Las Vegas when he fell over 20 feet from an indoor zip line, landing directly on the concrete floor. Knox's uncle, Navonte Hill, said the park did not have any cushioning or padding on the floor, and Knox suffered a concussion from the fall. The family says the incident was "traumatizing" to witness.

Why it matters

Trampoline parks and other indoor adventure facilities have faced increased scrutiny in recent years over safety concerns, with reports of injuries and even fatalities from falls and other accidents. This incident at Spy Ninjas HQ highlights the need for rigorous safety protocols and proper protective equipment at these types of entertainment venues.

The details

According to the family, Knox was harnessed and about to ride the zip line when he suddenly fell over 20 feet to the concrete floor below. His uncle Navonte Hill said the lack of any cushioning or padding on the floor contributed to the severity of Knox's injuries, which included a concussion. The family says they can no longer bear to watch the video of the incident, calling it "traumatizing."

  • The incident occurred on Saturday, February 7, 2026 during Knox's 10th birthday celebration at Spy Ninjas HQ.

The players

Knox

A 10-year-old boy who was celebrating his birthday at the Spy Ninjas HQ trampoline park in Las Vegas when he fell over 20 feet from a zip line, suffering a concussion.

Navonte Hill

Knox's uncle, who said the lack of cushioning on the floor contributed to the severity of Knox's injuries.

Spy Ninjas HQ

The indoor trampoline park in Las Vegas where the incident occurred.

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What they’re saying

“They didn't have any cushion on the floor. It was pretty much straight concrete. He landed straight on his back and his head.”

— Navonte Hill, Knox's uncle (KLAS)

“Definitely the scariest moment as a family, for all of us. You know, on his birthday on top of it!”

— Navonte Hill, Knox's uncle (KLAS)

What’s next

The family says they are spending as much time as possible with Knox as he recovers, and he is expected to return to school soon.

The takeaway

This incident highlights the need for strict safety protocols and proper protective equipment at indoor adventure facilities like trampoline parks to prevent serious injuries, especially for young children. Operators must prioritize patron safety to avoid traumatic events like this one.