The three children found dead at a house in south London all had rare terminal genetic disorders, ITV's Daybreak understands.
Daybreak Chief Correspondent Richard Gaisford reports:
Desperately sad story in S.London @daybreak . I understand the 3 children found dead all had rare terminal gentic disorders
The family involved are South African, the older child was diagnosed first, then the younger twins. Massive pressure on the parents.
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