A man was killed and another person injured when a building partially collapsed in central London. It is believed the building on Grosvenor Square in the city was under redevelopment.

The man who died was a construction worker aged in his early 30s.

Police were called just before 4pm. It is reported that one of the floors that was under construction on the building collapsed.

Scotland Yard has said "Police are advising motorists and the public to avoid the Grosvenor Square area following a partial building collapse".

The location of the building in London

"The Health and Safety Executive has been informed. Road closures remain in place" it added.

Receptionist Salima Cherrad (26) said she saw construction workers coming out of a building that had scaffolding up.

"We saw ahelicopter here in Grosvenor Square and we assumed it was something that happened with the guys and the scaffolding".

"There were lots of them who came out of the building at the same time and they were all gathering at one spot in the square" she added.