FRESNO, Calif. (KFSN) -- Fire investigators are working to determine what sparked a structure fire in West Central Fresno.
The fire happened at an abandoned building on Nielsen Avenue near Highway 99.
[Ads /]
It used to be the Fresno County Morgue and for a while it was also used as the County Animal Shelter.
Firefighters found smoke coming from the first floor and had to force entry inside.
[Ads /]
They found no one inside and the fire was extinguished.
Investigators are working to find out if the fire started from intruders.