Walter Foxcroft, 43, was found dead inside a hyperbaric chamber at the Arizona facility he co-founded last year.

Authorities maintained the evacuation zones for the White Sage Fire north of the Grand Canyon as the fire grew expectantly.

There are new concerns over hyperbaric chambers after an Arizona physical therapist was killed by a "flash fire" while inside ...

The Dragon Bravo Fire at the North Rim of the Grand Canyon National Park intensified over the weekend, destroying 50-80 ...

One man is dead after fire inside a hyperbaric chamber in Lake Havasu City, Ariz., the second such fatality in the United ...

The White Sage Fire near Fredonia, Arizona, has more than doubled its size since Saturday, burning 40,186 acres. As 500 personnel work the blaze, it remains 0% contained as of ...

A hyperbaric chamber caught fire in Arizona, leading to the gruesome death of a 43-year-old man inside the highly pressurized ...

A wildfire burning in Grand Canyon National Park triggered a chlorine gas leak Friday afternoon after flames reached a water ...

The White Sage Fire was burning in Arizona bout 15 miles southeast of Fredonia in Coconino County and north of the Grand ...

Crews are currently battling the lightning-caused fire, which has burned over 19,000 acres of land near Fredonia.

Officials evacuated Jacob Lake and the North Rim of the Grand Canyon was closed to visitors because of the fast-moving White ...