Oak Fire: Wildfire grows as firefighters battle punishing heat

A fast-moving wildfire in California continues to grow in size, firefighters say, as they struggle through sweltering temperatures.

The Oak Fire has now burned 15,603 acres of land and is still "zero per cent contained", California's fire department said on Sunday night.

But it added that the fire activity is not as extreme as previous days, and firefighters are making progress.

More than 6,000 people have been evacuated and 10 structures destroyed.

A further 3,271 structures - both homes and businesses - are under threat, the California Department of Forestry...