People are feared to have been killed in a suspected gas explosion at a shop in west London, the London Fire Brigade (LFB) has said.
The blast happened in a hair salon and mobile phone shop on King Street, Southall, just after 06:30 BST.
Four adults and a child are known to have been rescued by firefighters. Police said one man was found injured.
LFB said it was unable to confirm whether anyone had died in the explosion, as a search continues.
The Metropolitan Police said the blast was not being treated as suspicious and was believed to be a gas explosion.