More than 3,700 residents have returned to their Malibu homes as weather conditions improved enough to help firefighters battling a Southern California blaze.

Weather conditions have improved enough in Southern California for forecasters to say that the worst of the high winds that drove a wildfire through part of Malibu have passed.

A coalition of civil and voting rights organizations has invoked the 19th-century Ku Klux Klan Act in a federal lawsuit seeking to stop a group of Donald Trump supporters from going door-to-door in Colorado in a search for already-debunked voter fraud.