(Reuters) — Search and rescue officials in Australia are confident they know the approximate position of the black box recorders from missing Malaysia Airlines Flight MH370, Australian Prime Minister Tony Abbott said in China on Friday (April 11). “We are confident that we know the position of the black box flight recorder to within some kilometres. But confidence in the approximate position of the black box is not the same as recovering wreckage from almost four and a half kilometres (2.8 miles) beneath […]