DIAMOND BAR >> A brush fire broke out Thursday afternoon along Derringer Lane.
The fire was first reported just before 4 p.m in the 1800 block of Derringer Lane, Los Angeles County Fire Department Capt. Keith Mora said.
It grew to 2.5 acres before firefighters got the flames extinguished in about an hour, fire Dispatch Supervisor Cheryl Simms said. No structures were initially threatened, and no injuries were reported, the captain said.
The fire was burning with a 5- to 10 mph wind at its back ad firefighters poured water on the fire from both hoses and helicopters, Mora said.
The cause was under investigation.