Two men have been charged with the murder of 17-year-old Blake Newland in Limavady.
The teenager died in hospital following a stabbing in the town on Friday night.
The men, aged 27 and 29, are due to appear before Ballymena Magistrates’ Court on Tuesday.
Detectives have also charged two 16-year-old boys with grievous bodily harm with intent.
The youths will also appear before Ballymena Magistrates’ Court on Tuesday.
A fifth man arrested by police in connection with the case remained in police custody on Monday night.
A sixth man initially detained by officers was released earlier on Monday pending further police inquiries.
Blake sustained fatal injuries in an incident in the Woodland Walk area of Limavady.
A man, aged in his 50s, was also stabbed in the incident and taken to hospital for treatment for injuries that were not believed to be life threatening.
