Police officers investigating a street brawl involving up to 50 men in north London have made more arrests.

Carpenter Alisan Dogan, 43, was killed and four men were seriously injured in the disturbance in Green Lanes, Harringay on 9 November.

Police are questioning four men arrested at a house in Chiswell Square, Blackheath, on Tuesday night on suspicion of public order offences.

Five men arrested earlier on Tuesday were released on police bail.

'Attempted murder'

The brawl is being investigated by officers from the Metropolitan Police's Turkish Task Force, set up because of organised crime in the Green Lanes area.

The task force recovered an AK47 assault rifle and a large quantity of ammunition in a raid on a house in north west London on Tuesday night.

Four men arrested in Mill Hill, north west London on Saturday have been bailed by police.

Two others, aged 62 and 31, from Catford, south London have been charged with possessing firearms.

The task force has been working with other community groups to calm tensions between the Turkish and Kurdish communities in Wood Green and Finsbury Park.