FTSE drilled by mining losses

Miners were the main culprit, with Rio Tinto drilling into its share price, falling 136 points, or 3.65, to 3590; while Antofagasta did not escape the darkness, closing down 26 points, or 3.47%, to 723. Nuclear power supplier British Energy lost the most ground, as Goldman Sachs cut its share price target. It closed down 26.5 points, or 5.21%, to 482.5. GlaxoSmithKline had a top day, climbing 29 points, or 2.33%, to 1275. Concerns over its diabetes drug Avandia eased with the £12bn share buyback announcement and flat quarterly profits of £1.9bn. Northern Rock reported forecasted h...