LIVINGSTON, SCOTLAND - MAY 05:  First Minister and leader of the SNP Nicola Sturgeon poses with children at ABC nursery as campaigning in the general election entered its last 48 hours on, May 5, 2015 in Livingston, Scotland. SNP Leader Nicola Sturgeon said that Scotlands voice is being heard in a Westminster election campaign like never before - and urged the people of Scotland to unite behind the SNP so this strong voice can continue to be heard at Westminster.  (Photo by Jeff J Mitchell/Getty Images)