On Thursday night, the Kenneth fire was being investigated as a possible arson, and a person of interest was detained, officials said. The fire grew quickly to engulf 960 acres near Victory Boulevard west of Gilmore Street and was headed south towards Hidden Hills, fire officials said early Thursday evening.

Containment of a brush fire that erupted in the West Hills area and consumed 1,052 acres in Los Angeles and Ventura counties increased from 50% to 80% Saturday, with the spread of the flames halted.

A fast-moving wildfire has burned nearly 800 acres near West Hills, northwest of Los Angeles, since breaking out earlier Thursday afternoon.