Lawmakers in Arizona are demanding an investigation into why the National Park Service made a decision to allow the lightning-caused Dragon Bravo Fire to continue as a controlled burn. FOX 10's Lindsey Ragas reports.

Arizona’s Democratic senators, Mark Kelly and Ruben Gallego, are demanding answers from the Trump administration about its response to the Dragon Bravo Fire that destroyed structures at the northern r

Arizona's U.S. Sens. Mark Kelly and Ruben Gallego sent a letter to the Trump administration demanding answers about the Dragon Bravo Fire.

As of Monday, the Dragon Bravo fire on the North Rim had consumed more than 5,700 acres and was not contained, according to the U.S. Forest Service.

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,

Officials have closed the North Rim of the Grand Canyon as the White Sage Fire burns near the town of Fredonia. Just 35 miles south, the Bravo Dragon Fire has destroyed structures inside the park.

A Grand Canyon water treatment facility located at the North Rim caught fire on Saturday, causing chlorine gas to be released into the air. Multiple closures are being enforced due to the incident.