Party Leaders Campaign To Save The Union [Getty Images]

SELKIRK, SCOTLAND - SEPTEMBER 10: Liberal Democrat Deputy Prime Minister Nick Clegg walks through waiting crowds to speak with No campaign supporters during a visit to the market place in Selkirk on September 10, 2014 in Selkirk, Scotland. The three UK party leaders are all campaigning in Scotland today showing their support for a "No" vote in the independence referendum. (Photo by Ian Forsyth/Getty Images)

Getty Images News Ian Forsyth