SANTEE–Authorities responding to a structure fire Saturday in Santee discovered a body inside the building, the Sheriff’s Department said. Deputies responded to assist Santee Fire Department with a structural fire, located at 8300 block of Mission Gorge Road in Santee. Upon arrival, Santee firefighters discovered a deceased individual inside the location. Sheriff’s Bomb and Arson detectives will determine the origin and cause of the fire. The investigation is ongoing.