Arson is suspected in fire at an old potato processing plant in Burley. The call to the fire department came in at around11:40 Friday night. The building on Main Street in burley is almost a total loss. Investigators believe the fire had been burning for several hours before fire fighters arrive. 40 fire fighters from 4 different departments were on scene during the blaze. Cassia County Sheriff Randy Kidd says investigators do believe the fire was arson caused and have taken two suspects in for questioning.