A murder investigation has been launched after a pensioner died in a fire.
The victim, in his late 60s, was found in a house in Genever Close, Chingford, north-east London, at around 1pm on Tuesday.
Police are trying to trace his next of kin and he has not yet been formally identified.
The Metropolitan Police said a woman in her 50s was arrested at the scene on suspicion of murder.
She had suffered burns and was taken to hospital, where she remains in a stable condition. Her injuries are not thought to be life-threatening.