Wess Roley, 20, was living out of his vehicle and his former roommate said he shaved off his long hair and started to "kind of go downhill.”

Firefighters were ambushed by a gunman while responding to a brush fire in Coeur d'Alene, Idaho, on Sunday, according to the local sheriff's office.

The suspect who allegedly ambushed firefighters on the job Sunday in Coeur d'Alene, Idaho, had contact and a brief discussion with them before opening fire with a shotgun, killing two and critically injuring a third,