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San Pablo police are trying to figure out who killed a 30-year-old man and a 31-year-old woman on Sunday, leaving a 4-year-old child to be taken into protective custody.
Police said on Tuesday that they still don't know who killed Edgar Campano and Blanca Arguetta in the 1800 block of Powell Street. They were discovered there just before 1 a.m. The child, police said, was unharmed.
Police offered no other details.
Anyone with information about this case should call the San Pablo Police Investigations Division at 510-215-3150 or the West Contra Costa Crime Stoppers tip line at 510-799-8255.