How Peter Murrell, the husband of Scotland's longest-serving first minister, Nicola Sturgeon, embezzled £400,000 from the party he ran - using a paper trail of lies to cover up a spending spree on luxury goods, from a motor home to coffee machines and even toilet seats. Peter Murrell was one of the most powerful figures in Scottish politics, operating away from the spotlight as chief executive of Scotland's ruling party. But behind the scenes, police pieced together a scandal - which ended in a