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.

In the last 24 hours, the fire jumped Highway 89A, a major corridor connecting the Grand Canyon’s North Rim to communities in southern Utah.

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 continues to burn with no containment at the North Rim. Mason Carroll speaks with the incident manager about how they're responding.

Walter Foxcroft, 43, was found dead inside a hyperbaric chamber at the Arizona facility he co-founded last year.

Lake Havasu City authorities said the fire killed clinic owner Walter Foxcroft, 43. Hyperbaric therapy involves breathing pure oxygen in a high pressure chamber.

The White Sage Fire was burning in Arizona bout 15 miles southeast of Fredonia in Coconino County and north of the Grand Canyon State Park.