Scottish referendum: Philip Hammond confronted over 'threat'
15 April 2014 Last updated at 19:52 BST
An independent Scotland would leave both Scotland and the UK "weaker", the defence secretary has warned.
Speaking to defence workers in Glasgow, Philip Hammond also predicted that a vote for Scottish independence would put defence jobs at risk.
However, he was confronted by one employee who accused him of "threatening" job losses.
Allan Little reports.