Former Scottish first minister interviewed as part of Police Scotland inquiry into claims SNP misspent £600,000 of donations
Nicola Sturgeon has been arrested by police investigating allegations of financial misconduct by the Scottish National party.
Sturgeon, who quit as first minister and SNP leader in early April, is the third person to be arrested as part of Operation Branchform, the Police Scotland investigation into allegations that more than £600,000 in donations for an independence campaign was misspent by the party.