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Indian elections are underway - we're live in the Himalayan state of Sikkim, where voting begins. Our reporter, Rahul Tandon is in the state's capital, Gangtok - he explains why ecology is at the forefront of the political debate for locals there. The chief executive of seed giant Cargill, Greg Page, tells us food trade will help Africa, but the director of the World Development Movement, Nick Dearden disagrees. And, we look at what people really want to know when they simply say hello, how are you?
We're also joined live by Peter Ryan, Business Editor at ABC News in Sydney.