South Australian premier Peter Malinauskas is predicted to win this Saturday’s state election by a landslide – but that’s not why this poll is attracting so much interest. Analysts and politicians alike are watching because this will be One Nation’s first real test since its surge in opinion polls. Can this rightwing populist party translate those eye-opening numbers into seats? Chief political correspondent Dan Jervis-Bardy went to Adelaide to find out. He speaks to Reged Ahmad about what One Nation voters told him, and why the major parties are seeking to learn lessons on how to counter the party’s rise