Firefighters in Arizona were trying to contain a pair of fast-moving wildfires that destroyed a historic lodge in Grand Canyon National Park, closed a section of the park for the rest of the season and prompted calls for an investigation into federal authorities' wildfire response.

GRAND CANYON NATIONAL PARK, Ariz. — A wildfire that tore through a historic Grand Canyon lodge and raged out of control Monday had been allowed to burn for days before erupting over the weekend, raising scrutiny over the National Park Service’s decision not to aggressively attack the fire right away.

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.

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.

The smoke Tuesday morning is likely to be the most noticeable we've seen so far this year in Denver. DENVER — The Denver area could see smoke and haze on Tuesday morning from wildfires burning in northern Arizona and southern Utah. The smoke on Tuesday morning is likely to be the most noticeable we've seen so far this year in Denver.

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.

Major fires continue to burn in Arizona and across Canada, impacting the air quality for millions of people. An air purifier can help, but it depends on the filter.