Sarah Montague talks to Hage Geingob, the president of Namibia. Namibia is rich in minerals and gemstones so is relatively prosperous with good economic growth. Yet it is one of the most unequal societies in the world. There is extreme poverty with many struggling to get enough food to survive. Hage Geingob declared war on poverty and inequality when he became president in March this year. Before that he had been prime minister for many of the 25 years since independence, so what difference can he make now?