Firefighters have reached 25% containment against the fast-moving Canyon fire, which exploded to nearly 5,000 acres late Thursday, forcing thousands to evacuate.

Five zones in Los Angeles County are under evacuation orders, with 2,700 residents evacuated and 700 structures threatened by the flames, officials said. Six other zones in this county are currently under an evacuation warning, with 1,400 residents and 5,000 structures at risk, officials said.

A fast-growing brush fire is forcing thousands of people to evacuate in a mountainous area north of Los Angeles.