Over 100 firefighters battled a blaze in south-west London on Monday morning as it consumed a four-storey block of flats, APA reports citing Sputnik.
The fire spread rapidly to all four floors of the building in Sherbrooke Way, Worcester Park.
The fire brigade has said that they were responding to 28 calls about the blaze.
"This is a challenging fire and firefighters are working hard to bring the blaze under control," Station Manager Graham Adams, who was at the scene, said.
According to eyewitness reports, part of the ground, first, second and third floors of the building and most of the roof were on fire.
The cause of the blaze is currently unknown.
There are no reports of casualties.