Leaders deliver policy pledges ahead of first pre-election debate

Prime Minister Malcolm Turnbull wrapped up campaigning in South Australia ahead of a televised debate with the opposition leader in Sydney. Image: Senator Bob Day has lost his High Court challenge to Senate voting changes ahead of a double-dissolution election. (AAP)

Senator Bob Day has lost his High Court challenge to Senate voting changes ahead of a double-dissolution election Source: AAP

Bill Shorten, meanwhile, was already in the New South Wales capital to promote Labor's pledge of teaching scholarships for science, technology and maths graduates.

 

As this report, it comes as the High Court rejected a legal challenge to recent Senate voting reforms filed on the basis of claims they breach the Constitution.