The Sydney Morning Herald | Constitutional expert predicts High Court bust for Turnbull government The Sydney Morning Herald The Turnbull government is heading for a doomsday scenario in which its constitutionally controversial MPs are struck from Parliament and its postal survey on same-sex marriage is declared invalid, one of Australia's leading constitutional experts has ... Same-sex marriage postal survey 'likely to be struck down by High Court' Govt defends same-sex marriage survey Tighter ad restrictions on hold until after marriage equality vote High Court challenge |