Shortly after 1:30 a.m., police responding to a report of a shooting found 35-year-old Ronondo Johnson shot in the head in a vehicle in the 700 block of Bacon Street, a neighborhood east of the Portola district.
Johnson was pronounced dead at 2:04 a.m., the medical examiner's office reported.
Police reported today that Johnson had been shot multiple times.
According to police, a suspect fired from a dark green, early to mid-1990s Dodge Caravan minivan into Johnson's vehicle.
Police would like to question a woman as a person of interest in the case. She is described as a black woman, 20 to 30 years old, with a medium build.
Anyone with information is asked to contact the San Francisco Police Department's Homicide Section at (415) 553-1145, or the confidential tip line at (415) 575-4444.