Detectives investigating the murder of Mohammed Hussein in Edmonton on Monday 1 April have made a third arrest.
A 19 year old man has been arrested on suspicion of murder and is currently in custody at an east London police station.
Two men have been charged previously.
20 year old Natneal Tefsay of Park Road and Christopher Aluma, 18, of Foxglove Close appeared at Highbury Corner Magistrates' Court on yesterday charged with the murder of Mr Hussein.
They were remanded in custody to the Old Bailey on Tuesday, 9 April.
More top news
Chelsea won the first domestic trophy of the season thanks to a 2-0 win over London rivals Spurs at Wembley.
An online video showing a naked man apparently falling down the outside of Buckingham Palace has split opinion online - is it a hoax?
A new market has started up in London championing the production of sustainably produced, local food.