Authorities in southern California ordered the evacuation of 82,000 people on Tuesday, after a wildfire broke out in a mountain pass to rapidly engulf 15,000 acres (6,070 hectares) of terrain.
A man was arrested on Monday on suspicion of arson, officials said, over a wildfire in Northern California that has destroyed more than 175 homes and businesses and forced hundreds of residents to flee.
A huge fire ripped through a luxury Dubai hotel on Thursday near the world's tallest tower, where people were gathering to watch New Year's Eve celebrations.
Sources say the Bank of Japan has been quietly brainstorming the idea of overhauling its massive monetary stimulus programme over time.