Police received reports at about 1:40 a.m. of shots fired at 15 Embarcadero West, near Zazoo's Restaurant, police Officer J. Morgheim said.
The three victims appear to have been shot in the parking lot outside of the restaurant, the police dispatcher said. The victims sustained one gunshot wound each and were reported in stable condition, she said.
Zazoo's Restaurant at Jack London Square is open until 1:30 a.m. Sunday mornings, according to the restaurant's Web site.
