South Korea President Replaces Respected Prime Minister

South Korea has a new prime minister and finance minister. The decision is seen as a political move by the country's president to defuse a scandal over one of her friends, accused of wielding too much influence on her. Iraqi special forces enter Mosul in an operation to flush out militants from so-called Islamic State who've seized the northern city two years ago. And, find out why better grass in Africa is bound to help produce better milk on the continent.