SF woman fatally stabbed by relative Friday night

SFPD investigates a deadly shooting onboard a Muni bus on August 3, 2022.

Police in San Francisco are investigating a fatal stabbing that took place Friday night.   

Officers responded to Orsi Circle in the city's Bayview neighborhood at approximately 8 p.m.   

Than Zin, the 28-year-old suspect, was detained and booked for murder.  

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The victim is a 51-year-old woman who is related to the suspect, police said in a statement.   

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Anyone with more information is urged to contact SFPD's anonymous tip line at (415) 575-4444.