Three people are shot to death and a fourth is injured inside a Lancaster home that is then set on fire, authorities say.

A Redondo Beach man was arrested Friday in connection with a suspicious bag that was left outside the Torrance courthouse this week, authorities said.

Somis, a rural community in Ventura County, was used to close calls. This was different. My mother-in-law was lucky; some neighbors weren’t.

The discovery of high levels of heavy metals in a popular fire retardant has added to long-running concerns from environmentalists.

At least six L.A. County sheriff’s deputies have been relieved of duty amid an investigation into their work for a 24-year-old cryptocurrency entrepreneur accused of extortion and hiding millions of dollars from tax collectors.

The California Public Utilities Commission unveiled a proposal that could potentially close the Aliso Canyon gas storage field in the coming years, but local activists and politicians say it doesn’t provide a fast or clear enough timeline.

Firefighters battling the devastating Mountain fire faced issues with water availability and pressure. Officials confirmed two water pumps went out.

One worker was killed and another was injured in an accident in a construction zone at an Orange County high school, according to authorities.

Officials have approved the removal of the derogatory term “squaw” from over 30 geographic features and place names on California lands.

In 1924, Owens Valley residents seized the L.A. Aqueduct in a defiant protest. An event focuses on remembering the troubled chapter of L.A. water history.