Authorities say burglar bars and other obstacles made it a challenge for crews to completely extinguish the fire.

Police said a metal can and paper had been set on fire underneath a tree, which caused a small grass fire, and the can erupted, scattering debris along the trail.

Investigators are considering an array of possible ignition sources for the huge fires that have killed at least 11 people ...

Officials in Arlington are looking for someone who is considered a person of interest after someone set fires at three ...