A serial fraudster has been sentenced after pleading guilty to duping $43k from inmates' families by promising to help them with bail and parole applications.

The Greens will target the Adelaide Hills seat of Heysen at the next SA election following the move by former opposition leader Isobel Redmond to retire.

Prime Minister Malcolm Turnbull has been forced to tweak his frontbench line up after Sussan Ley resigned as health minister amid scrutiny of her expenses.

More than 9800 Australians are expected to die from melanoma in the next five years, with the number being drawn in sand at Bondi Beach on a sweltering day.