A person is believed to be trapped inside a flat which has been alight for more than three hours.
Firefighters were called to the blaze just before 5am this morning in Holroyd Road, Putney.
Four fire engines and an aerial platform from Wandsworth fire station have been battling the fire in a loft conversion all morning.
One person is still unaccounted for.
The cause of the fire is unknown.
Did you see what happened? Call 020 8722 6344 or email arucki@london.newsquest.co.uk
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