The weapon, seized from Leon Bangura when he was arrested at a Norwich petrol station, has a serrated edge to its blade and is 18.8cm long.

Police believe it was used by Bangura to stab 19-year-old Kalvin Taylor to death on September 15, 2024.

Leon Bangura (Image: Norfolk Constabulary)

Kalvin Taylor (Image: Norfolk Constabulary)

Bangura, 21, plunged the weapon into the chest of Mr Taylor as part of a two-minute drugs raid on a flat in Lefroy Road, Norwich.

An image of the knife has been released by police after Bangura was jailed for life on Thursday (April 30) after being found guilty of murder.

The weapon had been seized by police from Bangura when he was arrested for drugs offences........

© Norwich Evening News