The Dragon Bravo Fire has burned more than 8,500 acres southeast of the Grand Canyon. The fire was sparked by lightning on July 4 and has destroyed dozens of structures on the North Rim, including the historic Grand Canyon Lodge.

The fire that burned for days on the North Rim of Grand Canyon before it became uncontrollable was "expertly handled," the National Park Service said.

A growing wildfire at the Grand Canyon's North Rim has now charred at least 50 structures, including a historic lodge inside the popular tourist site.

Firefighters are battling a lightning-caused wildfire on the North Rim of the Grand Canyon. The Dragon Bravo Fire has burned down the Grand Canyon Lodge and triggered a chlorine gas leak.

Arizona officials are pressing for an investigation into the National Park Service's handling of the Dragon Bravo Fire, which spread after being managed as a controlled burn.

The Dragon Bravo Fire started on July 4 at the Grand Canyon's North Rim and was 10 acres but things changed last weekend when flames went out of control. Crews let the fire burn for days and managed it for "resource objects,