A neighbour of the child and two adults who died in a house fire in Gwent said she believed the victims were a 16-year-old mother of one, who was known to be pregnant with twins, who lived with her mother, aged about 46.
Sandra Gough, 64, lives a few doors away from the fire-ravaged home.
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The casualty was taken into the care of paramedics with a suspected leg injury.
The 16-year-old was discovered with stab wounds on Thursday afternoon.