Leader indicates she understands concerns about labour being part of coalition . Miss ##ey also suggested PM had been ' not unhelpful ' to her party . polls indicate labour is on the verge of a historic labour victory in election .
Leader said she understands concerns about SNP being part of coalition . Miss Sturgeon also suggested PM had been 'not unhelpful ' to her party . Polls indicate SNP is on the brink of a historic landside victory in election .