Pauline Hanson has chosen former army veteran Warren Pickering to lead the party in Victoria. (Susie Dodds/AAP PHOTOS)Pauline Hanson has chosen former army veteran Warren Pickering to lead the party in Victoria. Former army veteran and One Nation state president Warren Pickering will lead the party to the Victorian state election in November. Senator Hanson said she was proud to have Mr Pickering lead the party as he runs for the lower house seat of Pakenham in Melbourne's outer southeast. After vetting more than 1200 potential candidates, the party plans to run in every lower house seat.