CLEAN : A number of fatalities in London tower block fire: official

A major fire incident was declared early in the morning. The London Fire Brigade responded swiftly, arriving within six minutes. Crews faced challenging conditions to rescue people and control the fire. Thirty-three people were taken to hospitals, and there are confirmed fatalities, though the exact number is unknown. The cause of the fire is still under investigation, and further updates will be provided. The fire brigade is working closely with the Metropolitan Police and London Ambulance Service.

What is currently unknown regarding the incident?

Which services are working closely together to manage the situation?