Officers found 31-year-old 'Solomon Ponce' shot last Friday night near San Joaquin Avenue and California Street.
He later died at the hospital.
During the investigation, a 39-year-old man showed up at the hospital with a gunshot wound and is expected to survive.
Detectives believe both men were shot following a fight.
Police previously arrested a 17-year-old suspect for the shooting.
The investigation is ongoing.