A man has been shot dead by police in London after two people were stabbed in what has been described as a "terrorist-related" incident.
Metropolitan Police said that a number of people were stabbed in the incident which occurred at around 2pm this afternoon.
They have since confirmed that two people are believed to be injured.
Their conditions are currently not known.
We believe there are two injured victims. We await updates on their conditions.
The scene has been fully contained.
We will issue more information when possible.— Metropolitan Police (@metpoliceuk) February 2, 2020
The force said on Twitter: "The circumstances are being assessed; the incident has been declared as terrorist-related."
They subsequently confirmed that the man who was shot has been pronounced dead.
Videos on social media show plain-clothed armed officers approaching the body on Streatham High Road, before quickly pulling back.
Images show a person on the ground in Streatham with a police officer holding a gun next to a black car.
They also show ambulances and police cars on Streatham High Road and people on social media said helicopters were circling overhead.
Metropolitan Police have urged people to avoid the area and London Ambulance Service said they had a "number of resources" at the scene.
However, police confirmed that the scene has now been fully contained.