As South Australia’s Liberals struggle to stay in the fight, will their preferences usher in One Nation?

Putting Pauline Hanson's party above Labor on how-to-vote cards is a gamble for Ashton Hurn's leadership, with the Liberals facing potential eclipse

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South Australian politics rarely takes a central position in national news, but this Saturday's state election will be watched much more closely than usual for potential federal implications.

It is shaping up as a perfect storm for a struggling Liberal party: under pressure from a popular first-term Labor government, while One Nation eats into the Liberal base. The election will be a first test of One Nation's growing support nationally, with federal polls showing Pauline Hanson's party regularly outpolling a weakened Coalition.