Gina Rinehart is Australia’s richest person – and as her wealth continues to rise, so does her power and influence. But what does she want? In the first episode of Guardian Australia’s new podcast series Gina, senior correspondent Sarah Martin explores the impact Rinehart could have on Australian politics. Rinehart grew up in the vast expanse of the Pilbara. To understand her story, we delve into her past and how her unique childhood under the influence of Lang Hancock shaped her