John Edward Jones, 26, was a medical student and experienced spelunker who went cave diving with a group of friends and ventured into a narrow passageway while searching for the "Birth Canal"

A cave diver was left trapped upside down in a tiny passageway and suffered a horrific death made a horrifying sound as he lost his fight for life.

John Edward Jones, 26, was a medical student and experienced spelunker (someone who explores caves as a hobby) who went cave diving with a group of friends while visiting family in Utah for Thanksgiving in 2009. On November 24, the group ventured into the Nutty Putty Cave, a popular spelunking spot known for its tight twists, turns and crawls.

John decided to try and find the formation known as the Birth Canal, an incredibly narrow vertical passage. T

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