Nuclear threat sparks gold rush in London

Gold traded near a 25-year high in London on speculation the escalating dispute over Iran's nuclear programme will spark demand for bullion as a haven. Gold has climbed 20% since 9 January, when Iran said it had resumed nuclear research. The US suspects Iran's objective is to build a nuclear bomb and Iran has now asked the United Nations to take urgent action against the US for what it describes as a threat to attack its nuclear facilities. Iran is the world's fourth-largest oil producer. Graham Birch, who helps manage $8.5bn (£4.6bn) in mining assets for London-based Merrill Lynch Invest...