Politics with Michelle Grattan: One Nation’s David Farley on the migrants his party wants

One Nation is very much centre stage of the political debate, with Pauline Hanson calling for a harder line on immigration, and for Australia’s superannuation rules to be “lightened up a bit” so people could access their retirement savings early. In November, her party will face a major test when it runs in all seats in Victoria. Just four months ago, One Nation won its first ever House of Representatives seat since its formation as a party. The NSW seat of Farrer was previously held by either…