A man has been arrested on suspicion of murder after four people were stabbed to death in London.
Three women and a man have died following reports of disturbances at a property in Southwark in the early hours of this morning, the Metropolitan Police said.
All four people, who were found inside the property, are presumed dead at the scene.
Police say a man has been arrested on suspicion of murder and taken to south London police station, where he remains in custody.
All five are said to have known each other.
The Met Police said officers were called to the Delaford Road property at 1.40am and forced in to get inside.
