A baby and a three-year-old boy have been stabbed to death at a property in east London, the Metropolitan Police has said.
Police were called at about 5.30pm on Sunday to reports of a man and two children injured at a home in Aldborough Road North, Ilford.
A one-year-old girl was pronounced dead at the scene, while the boy died in hospital where he was being treated for his injuries, police said.
A 40-year-old man has also been taken to hospital for treatment.
Police said all three suffered knife injuries and that they are all known to each other.
A murder investigation has been launched although police are not looking for anyone else in connection with the incident.
The London Ambulance Service and London's Air Ambulance also attended the incident.
Enquiries into the circumstances continue.
