Canadian Prime Minister Stephen Harper announced the discovery of one of two ships that comprised Sir John Franklin's ill-fated expedition in 1845, which has revived interest in the metals wealth of the Arctic and its ownership.
Close to 2,800 miners at Chile's Escondida mine, jointly owned by BHP Billiton and Rio Tinto, did not show up for work Monday morning, iddling a 1.2 million tonnes a year operation.