Man arrested over murder of RUC officer in Northern Ireland is released

The PSNI has said its investigation into the murder of Constable Colleen McMurray continues (Niall Carson/PA)

A man who was arrested at Birmingham Airport by detectives investigating the murder of a police officer in an attack in Northern Ireland more than 30 years ago has been released unconditionally.

Constable Colleen McMurray, 34, was in a police car which was hit by a mortar bomb as it travelled along Merchants Quay in Newry on March 27 1992.