Palmira Silva's granddaughter on beheading 'nightmare'
A man has been found not guilty of murdering an elderly woman in north London by reason of insanity.
The court was told that Nicholas Salvador was suffering from a severe psychiatric condition.
Palmira Silva, who was 82, was attacked and beheaded in her garden.
Her granddaughter Christina told BBC news about the moment she learnt of her grandmother's murder.
