ROSEVILLE - Firefighters said a fire that destroyed four mobile homes and severely damaged a fifth home was started by arson.
The fire broke out about 5:20 p.m. Friday in southwest Placer County. It erupted in in an empty field at PFE and Walerga roads and burned 5 acres.
The suspect, identified as 29-year-old Melanie Orantes, was arrested Friday while firefighters fought the flames. Witnesses saw Orantes throw a cigarette into a field and walk away. Detectives were able to track her down and take her into custody. Orantes was booked into Placer County Jail for arson; her bail has been set at $150,000.