Soledad fire officials are investigating a structure fire that broke out this morning at the 98-cent store located in a strip mall on the 5-hundred block of Front Street. Fire crews from Soledad, King City and Gonzalez arrived on scene around 4:30 a.m. The fire is believed to have been caused by the mis-use of electrical equipment, no injuries were reported, and damage was estimated to run about 10-thousand dollars.