SAN FRANCISCO (KGO) -- San Francisco police are investigating a deadly shooting in the city's Tenderloin neighborhood.
It happened just before 11:30 p.m. on Christmas Eve near Jones and O'Farrell Streets.
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Police say a 29-year-old man was shot and killed.
RELATED: Police investigating fatal shooting in San Francisco's Tenderloin
A 23-year-old woman was also shot. Medics took her to the hospital. She is expected to be okay.
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Another man suffered some kind of head injury. He was treated at the scene.
Police are still trying to figure out what led up to the shooting.