A 17-year-old boy was shot to death in a San Marcos parking lot, authorities said Thursday. The fatal shooting occurred in a parking lot in the 900 block of Los Vallecitos Boulevard, just west of the San Marcos Boulevard off-ramp of state Route 78, about 11:30 p.m. Wednesday, according to the San Diego County Sheriff's Department. The department received the report from a Palomar Medical Center Escondido staff member, who reported the 17-year-old had been taken into the emergency room with a gunshot wound to his upper body, SDSD Lt. Michael Krugh said. The boy died a short time later. MORE: https://www.cbs8.com/article/news/live_breaking/homicide-investigation-in-san-marcos/509-2ad65305-2b9b-4b2d-aea5-cab3942a3e61