Fire activity on the North Rim of the Grand Canyon has forced the closure of several trails and campgrounds. Meanwhile, life goes on at the South Rim where tourists endured a smokey visit Monday.

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.

U.S. Senators Ruben Gallego and Mark Kelly joined Gov. Katie Hobbs in calling on U.S. Interior Secretary Doug Burgum to launch a full investigation into the fire management decisions that led to the loss of the irreplaceable Grand Canyon Lodge on July 12.

Tourists talk about their visit to the Grand Canyon as the Dragon Bravo Fire is seen from the Mather Point Overlook.

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 governor and its two senators have a question for federal officials after a devastating Grand Canyon wildfire: Why did you let it burn? The Dragon Bravo fire ended up destroying a historic lodge in the North Rim and several other decades-old structures when it burned out of control.

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