Defence union Unite is to ballot over 800 workers on industrial action in a long-running dispute over pay.

Employees at the Defence Support Group (DSG) will vote on strike action and action short of a strike from today.

The main DSG sites are at Bovington in Dorset, Catterick in North Yorkshire, Colchester in Essex, Donnington in Shropshire, Warminster in Wiltshire and Stirling.