Blue and Green: To lose one Australian Prime Minister may be regarded as misfortune, to lose three in four years looks like carelessness. Labors Julia Gillard fell to her Labor rival and predecessor Kevin Rudd, who in turn lost the general election to Liberal Tony Abbott, who was ousted yesterday by his rival Liberal Malcolm Turnbull. Malcolm Turnbull is a former lawyer, journalist, investment banker and venture capitalist. He was briefly Minister for Environment and Water in the Howard Government in 2007 and...