A MASSIVE wildfire raging in California nearly doubled in size early yesterday, threatening 12,000 homes in a 30-kilometre swathe of flame and smoke and surging towards a mountaintop broadcasting complex.

A massive wildfire raging in California nearly doubled in size overnight, threatening 12,000 homes in a 20-mile swathe of flame and smoke and surging towards a mountaintop broadcasting complex.

US officials said two firefighters have been killed when their vehicle rolled off a mountainside as they battled a massive wildfire in Californi