Canada wildfires: 20,000 on standby as fire threatens Port Alberni; smoke spreads to US, Europe

Western Canada faces a critical wildfire situation as a blaze near Port Alberni forces nearly 20,000 people on standby. Across the country, from Newfoundland to Nova Scotia, wildfires prompt evacuations and air quality alerts. With over 700 fires burning, this year marks Canada's second-worst wildfire season, exacerbated by climate change and impacting regions from coast to Europe.