A fire at an electrical substation in western London has caused a power outage, leading to the closure of Heathrow Airport for the day. Over 16,000 homes have been left without electricity, and more than 150 people have been evacuated, according to British media reports. In a post on X early Friday, Heathrow Airport advised travelers against heading to the airport and urged them to contact their airlines for updates. “Due to a fire at an electrical substation supplying the airport, Heathrow is experiencing a significant power outage. To maintain the safety of our passengers and colleagues, Heathrow will be closed until 11.59 pm on March 21,” the airport announced. A Heathrow spokesperson told the BBC, “Whilst fire crews are responding, we do not have clarity on when power may be reliably restored… we are working as hard as possible to resolve the situation.” Reports indicate that several flights have