"It was always going to be a headline development" @BrianPJRowan on Gerry Adams arrest

Sinn Féin leader Gerry Adams continues to be questioned by the PSNI in connection with the 1972 murder of Jean McConville. Mr Adams spent last night in custody after going to Antrim police station, where he was arrested. Mrs McConville, a 37-year-old widow and mother-of-10, was abducted and shot by the IRA. We hear from security journalist Brian Rowan is on the line...