Heathrow Airport in London experienced a major power outage on Monday, causing chaos for travelers as flights were grounded and thousands were left stranded. The power outage resulted in flight cancellations and delays, with airport officials scrambling to restore electricity and ensure the safety of passengers.

According to reports, the power outage was caused by a fire in one of the airport's substations, leading to a shutdown of several terminals and significant disruptions to operations. Passengers were advised to check with their airlines for updates on their flights and to expect delays.

Despite the initial closures, officials later announced that the airport was fully operational again after the power outage was resolved. However, the incident has raised concerns about the reliability of the airport's infrastructure and the impact on travelers during the busy holiday season.

Heathrow Airport is one of the busiest airports in the world, serving millions of passengers each year. The power outage serves as a reminder of the importance of maintaining reliable infrastructure to ensure efficient operations and the safety of travelers.