Zane Wach, 14, left, began hallucinating before stepping off a 120-foot cliff while hiking with his father, seen right.

Zane Wach, 14, was exhibiting symptoms of altitude sickness before falling from a cliff on California's Mount Whitney.

Ryan Wach said his son Zane Wach, 14, experienced altitude sickness while climbing California's Mount Whitney and seemed to ...

A beloved teen and competitive swimmer at Hart High School in Santa Clarita was surrounded by messages of love and support on ...

A California teen, who was placed in a coma after he hallucinated and walked off a cliff while hiking, is now breathing on ...

The health update comes after the 14-year-old walked off the edge of Mount Whitney while hoking with his father after ...

The father of Zane Wach, 14, says hallucinations prompted his son to question whether he was dreaming before he fell from a ...

A devastating hiking accident on Mount Whitney has left a 14-year-old California boy clinging to life after altitude-induced ...

Zane Wach, 14, who hallucinated before walking off a 120-foot cliff on Mt. Whitney, is now off a ventilator and making slow ...

A 14-year-old boy named Zane is currently in a coma after walking off a cliff while experiencing hallucinations during a hike ...

Zane Wach, 14, remains in a medically induced coma after he fell 120 feet off a cliff on Mount Whitney, with his father, Ryan Wach, recalling how his son was in an "altered mental state" ultimately ...