stabbing
Two people have been arrested.
The Met Police have released an urgent appeal for information.
Sergey Koudryavtsev stabbed his parents at their Kensington home.
The little boy was stabbed last week in Wallsend, Newcastle.
A 29-year-old man was killed.
Peter Duncan was attacked in what police said was an unprovoked “chance encounter”.
No arrests have been made.
A murder investigation has been launched and police are working to track down those involved.
The killing is the 29th fatal stabbing in the capital so far this year.
A Section 60 order is in place for the whole of Hackney.