Gov. Katie Hobbs questioned why the U.S. government decided to manage the Dragon Bravo fire, which started with a lightning strike, as a “controlled burn” during the height of the summer.

Arizona Gov. Katie Hobbs and Arizona's U.S. Sens. Mark Kelly and Ruben Gallego have called for an investigation into the wildfire. The National Park Service claims the fire was "expertly handled."Start the day smarter.

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 Dragon Bravo fire has burned more than 5,000 acres and destroyed numerous historic Grand Canyon structures.

Republic photographer Michael Chow captured the wildfire in a time-lapse video taken July 14 from the Canyon's South Rim. Chow set up his camera on a tripod, pointed it at the smoke, hoping it cleared at some point and and shot a photo every four seconds for 4 1/2 hours.

The Grand Canyon's North Bravo Fire intensified on July 11, the day before Katy Rock Shop owner Jacob Proctor and his family arrived at the national park.

Fire activity on the Dragon Bravo Fire, located at Grand Canyon National Park’s North Rim, remains “extremely active,” according to an incident update Monday.