Scottish First Minister 's party is on course for landslide north of border . Miliband says he wo n't agree to 'confidence and supply ' deal with SNP . But he refuses to rule out relying on SNP votes to pass key legislation . Comment:
Scottish First Minister 's party is on course for landslide north of border . Miliband says he wo n't agree to 'confidence and supply ' deal with SNP . But he refuses to rule out relying on SNP votes to pass key legislation . Party could deprive Labour of outright win and hold balance of power .