Katy Perry's tour prop began malfunctioning during her concert in San Francisco. A footage capturing the incident from Perry's ongoing Lifetimes Tour had been going viral.

All three were veteran deputies. The department has not said what they were doing at the time or what caused the explosion.

A suspect is in custody after a woman was shot and killed while walking dogs along with her boyfriend in San Leandro on ...

Immigration advocates scored a victory this week as a judge blocked federal officials from detaining without a court hearing ...

A suspect was arrested in Dublin after a woman walking her dogs with her boyfriend was fatally shot Thursday night in San ...

A man is in critical condition after being sucked into an MRI machine when he walked into a room where a scan was in progress while wearing a metal chain, authorities say.

LOS ANGELES – At least three people were killed Friday in an explosion at the Los Angeles County Sheriff’s Department’s ...

A man walked into a Concord home improvement center to threaten a store employee with a firearm and use a racial slur, said ...

The San Francisco Police Department is investigating a Tuesday afternoon stabbing at an apartment in the city’s Tenderloin ...

Safety briefings were held this week in Berkeley and San Francisco, where law enforcement officers addressed concerns about antisemitism.

A dispute over an urban park is threatening to fracture San Francisco’s coalition of moderate Democrats, who’ve successfully wrested control of city politics from more progressive forces in recent ...

Authorities arrested a suspect after determining that a fatal fire at a commercial building in San Jose was likely caused by arson, according to the San Jose Police Department.