Teenagers released over Christopher John Barry's murder
Four teenagers, including a boy of 13, arrested on suspicion of murder have been released without charge.
Three boys aged 14 and the 13-year-old were arrested on 16 December after Christopher John Barry, 53, was fatally stabbed in The Broadway, Edmonton.
One of the 14-year-olds was also arrested on suspicion of possessing an offensive weapon and remains on bail.
A fifth boy, 13, was previously charged with Mr Barry's murder and is due at the Old Bailey on 6 March.