SULLIVAN COUNTY, Tenn. -

Firefighters are still trying to find out what sparked a fire in Sullivan County Monday morning.

According to Sullivan West Fire Chief Drew Deakins, they got the call around 4 a.m. to a home on Goldie Crawford Road. When crews arrived, the single-wide mobile home was covered in flames.

Crews say the homeowner had just left for work and no one was home at the time of the fire.

We're told it was a total loss.