![NSW Premier Gladys Berejiklian, flanked by local government minister Gabrielle Upton and deputy premier John Barilaro.](/web/20170214065353im_/http://www.smh.com.au/content/dam/images/g/u/c/h/p/0/image.related.landscape.460x307.gucjy7.png/1487054174920.jpg)
'They will be massacred': Merger decision creates byelection gamble for Berejiklian
Premier Gladys Berejiklian acknowledged that the North Shore byelection may be jeopardised by the government's decision to forge ahead with council mergers in Sydney, but defended the