Gardaí in Louth are questioning an 18 year old man in connection with the murder of Cameron Reilly.
The body of the teenager was discovered in a field in Dunleer almost three weeks ago.
A post-mortem revealed that he was strangled to death.
Gardaí are investigating reports that there were a number of young people present when Cameron was murdered.
Stephen Breen – Crime Editor with the Irish Sun says this morning’s arrest is significant.