WWI's Tyneside Scots 'golden thread' to today's cadets

The Battle of the Somme was one of the most catastrophic of World War One.

One Scottish division suffered great losses and casualties even though most of its men were not Scots.

BBC Scotland's social affairs correspondent Reevel Alderson reports on the role played by the Tyneside Scottish battalions, the regiment his grandfather served in, and how they are inspiring the cadets of today.