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.”

The suspect who police believe gunned down two firefighters Sunday after starting a brush fire in Idaho wanted to pursue a career as a firefighter himself, his grandfather told CNN.

A man who started a wildfire and then fatally shot two firefighters and wounded another in northern Idaho was a 20-year-old transient who attacked the first responders after they asked him to move his vehicle,