Evergrande's Delisting and the Race for Rare Earths

From the BBC World Service: Chinese property giant Evergrande's shares have been delisted from the Hong Kong Stock Exchange; it was once China's largest real estate firm but collapsed under a mountain of debt. Today, we'll trace its spectacular rise and fall. Rare earths have been a major sticking point in trade negotiations between China and the United States. China has dominated the rare earths market, but could Australia become a rival?