Fire danger remains high Wednesday in parts of Los Angeles, threatening to add more damage to the already devastating wildfires. California's governor says this could be the most expensive natural disaster in U.

Millions of Southern Californians were on edge as a final round of dangerous fire weather was forecast for the region on Wednesday, along with a rare warning of a “Particularly Dangerous Situation” for an area near where two massive blazes have killed at least 25 and destroyed thousands of homes.