Man is arrested over Quinn murder

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A man in his 50s has been arrested in the Dundalk area in connection with the murder of south Armagh man Paul Quinn.

Mr Quinn was beaten to death at farm buildings near Castleblayney in County Monaghan last October.

A total of 11 people have been detained by the GardaÃ and the PSNI in the investigation into his death.

His family said the IRA killed the 21-year-old after he had defied an order to leave the country. Sinn Fein denies any republican involvement.