A water treatment facility at the North Rim had been compromised by the fire, causing chlorine gas to fall towards the bottom of the canyon.

A wildfire burning throughout Grand Canyon National Park damaged a water treatment facility on Saturday, causing a chlorine ...

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

A Grand Canyon water treatment facility located at the North Rim caught fire on Saturday, causing chlorine gas to be released ...

The Grand Canyon Lodge on the North Rim was destroyed by the Dragon Bravo Fire, along with key park facilities. A chlorine ...

A wildfire on the North Rim of the Grand Canyon has destroyed more than 70 structures, including a historic lodge and a water treatment facility.

The Dragon Bravo Fire burning on the north rim of the Grand Canyon has triggered a chlorine gas release. This comes as flames reached the water treatment facility.

The historic Grand Canyon Lodge, the only lodging on the North Rim, was destroyed by the Dragon Bravo Fire Sunday ...

The lightning-caused wildfire that consumed roughly 70 structures seemed unremarkable for days. High winds changed that.

Republicans on Tuesday advanced President Donald Trump's request to cancel some $9 billion in previously approved spending, ...

The Navajo Nation's Bodaway Gap Chapter, 30 miles northwest of Tuba City, Arizona, is acting as a shelter for those displaced ...