The Hughes Fire, near the Castaic Lake area, spread to more than 10,000 acres as the smaller Sepulveda Fire broke out along Interstate 405.

The Hughes fire broke out in the morning in parkland just north of the city of Santa Clarita. By 10pm, it had scorched more than 10,000 acres of Los Angeles and Ventura counties. More than 4,000 firefighters are battling the blaze,

A new fire broke out near Los Angeles’ Bel Air neighborhood early on Thursday as the Hughes fire, which was first reported Wednesday in northern Los Angeles County, grew rapidly to set ablaze more than 10,