Some of the arson cases have led to arrests, while one suspected arsonist remains at large. Here's what to know.

PHOENIX — A second-alarm fire overnight on Wednesday has impacted a business in Phoenix. Around 12:45 a.m., Phoenix ...

East Valley firefighters were able to extinguish a fire that broke out at a Home Depot store overnight. Gibby Parra has a ...

Firefighters extinguished a blaze at a commercial building overnight near I-17 and Van Buren Street. Gibby Parra has a look ...

Emergency crews in Nogales, Sonora, with support from Nogales, Arizona, firefighters, brought a fire under control Tuesday, ...

South Tucson firefighters are responding to more warming fires as colder temperatures settle into southern Arizona.

Phoenix police are investigating the death of 34-year-old Ruben Acedo as a homicide after his body was found in a burning ...

During the Palisades fires, 13 News told you about research that the University of Arizona and Tucson Fire Department were ...

GRAND CANYON, AZ — More than three months after twin wildfires burned through Northern Arizona, recovery and cleanup have begun on the Grand Canyon's North Rim. After starting from lightning strikes ...