Train passengers are being transferred to substitute bus services, as Aileen Moynagh reports
Media playback is unsupported on your device

Lurgan alert closes Belfast to Dublin railway line

Part of the Belfast to Dublin railway line remains closed, as police investigate reports that a device has been left near the tracks.

The security alert in Lurgan, County Armagh, is focused on the Bells Row railway crossing at Antrim Road.

BBC News NI's Aileen Moynagh reports.