The traditional kilt and outfit of Scottish independence referendum Yes campaign supporter and member of a Scottish historical re-enactment group Ed Hastings are seen as he chats to people on Calton Hill, in Edinburgh, Scotland, Tuesday, Sept. 16, 2014. - AP Photo/Matt Dunham
A man holding a dog looks at a YES campaign Statue of Liberty, in Niddrie, a suburb of Edinburgh, Scotland, Tuesday Sept. 16, 2014. - AP Photo/David Cheskin
Women campaigning to vote No for the Scottish Independence Referendum hold up banners during a rally in Edinburgh, Scotland, Tuesday, Sept. 16, 2014.The pitch of the debate has grown increasingly urgent. - AP Photo/Matt Dunham
Supporters for the No campaign for the Scottish Independence Referendum hold up banners for the media during a rally in Edinburgh, Scotland, Tuesday, Sept. 16, 2014. Anti-independence campaigners argue that separation could send the economy into a tailspin, while the Yes side accuses its foes of scaremongering.(AP Photo/Matt Dunham)
Adjoining apartments display No and Yes signs in their windows in in Edinburgh, Scotland, Tuesday, Sept. 16, 2014. The two sides in Scotland's independence debate are scrambling to convert undecided voters, with just two days to go until a referendum on separation.- AP Photo/Scott Heppell
Adjoining houses display the 'No' and 'Yes' signs in their windows in Dunbar, Scotland, Tuesday, Sept. 16, 2014.- AP Photo/Scott Heppell
A member of the public walks the streets with a Saltire with the word 'Yes' printed on it as he promotes 'Yes' to the voters in Edinburgh, Scotland, Tuesday, Sept. 16, 2014. - AP Photo/Scott Heppell
Supporters for the No campaign for the Scottish Independence Referendum hold up banners for the media during a rally in Edinburgh, Scotland, Tuesday, Sept. 16, 2014. - AP Photo/Matt Dunham
A view of cupcakes decorated with the Union and Scottish Saltire flags, and question marks, along with the results of sales, at Cuckoo's bakery, in Edinburgh, Scotland, Wednesday, Sept. 17, 2014.(AP Photo/Scott Heppell)
A bakery employee holds a 'question mark' cupcake in front of a Scottish Saltire cake (L) and a Union cupcake (R) at a bakery in Edinburgh, Scotland, 16 September 2014. - EPA/ANDY RAIN
Former British Finance Minister and 'NO' campaigner for the Scottish independence referendum Alistair Darling delivers a speech at a No campaign event in Glasgow, Scotland, Wednesday, Sept. 17, 2014. - AP Photo/Matt Dunham
Scotland's First Minister Alex Salmond and figurehead of the 'Yes' campaign for the Scottish independence referendum delivers a speech to 'Yes' campaign supporters at the concert hall, in Perth, Scotland, Wednesday, Sept. 17, 2014. - AP Photo/Matt Dunham