Belfast archive being used in bid to stem leaking shipwreck off Canadian coast

The scene off the western coast of Canada where the Canadian Coastguard are contending with an oil leak from a ship that sank 50 years ago. (Canadian Coastguard/PA)
An archive in Belfast is being used in an operation to clear an oil leak from a shipwreck half way across the world.
The MV Schiedyk lies an estimated 400 feet under water off the western coast of Vancouver in Canada.