AG°Ù¼ÒÀÖÔÚÏß¹ÙÍø

Firefighters battle California 'Park fire' wildfire as smoke fills the air

The so-called Park Fire has burned almost 550 square miles (1,430 square kilometres) of inland Northern California, drawing comparisons to the 2018 Camp Fire.

Please use Chrome browser for a more accessible video player

The US and Canada have put millions of people under air quality alerts.
Why you can trust Sky News