global elites gather in switzerland for the be a systems lucky the most important of davos today we question claims by n.g.o.s the new liberal policies of the two nearly half the world's population living in the stream poverty and we speak to a journalist on the ground in yemen's capital sanaa where an air force trained and sold weapons to buy drazen maize government kill civilians again in the world's worst humanitarian crisis from the news israel gives a wrong job or fear that some tribal tensions detonate in derry.