Gardaí are continuing to question a teenager, arrested as part of the investigation into the murder of Cameron Reilly.
The 18-year-old was killed last month and his body was found in a field on the outskirts of Dunleer in Co Louth.
A post-mortem revealed he had been strangled.
Yesterday, detectives investigating the killing arrested an 18-year-old man who is being detained at Drogheda Garda Station.
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