On the one year anniversary of 28-year-old Teon Palmer's murder, police are returning to the scene of the crime in Edmonton to appeal for information.
Officers are offering a reward of up to £20,000 for details that lead to the prosecution of his killer or killers.
Teon's family and friends will also be returning to the Goodwin Road area to pay tribute to him by holding a vigil.
Teon died of a single stab wound to the chest.
DCI Neale Baldock is leading the investigation.
More top news
The Old Bexley and Sidcup MP James Brokenshire has been discharged from hospital after having surgery on his right lung.
The Local Government Association has said the Government should introduce a database which lists which electrical goods have been recalled.
New exhibit showcases how London could look very different in the future