Police have closed Indian School Road at Maryvale Parkway as the investigation begins. There is no estimated time for the road to reopen.

Here's what we know about the two wildfires that have destroyed tens of thousands of acres of forest and burned at least 70 structures.

Federal officials initially treated the fire as a controlled burn before powerful winds caused it to explode in size over the weekend, spurring evacuations and swallowing whole structures, including ...