President George W Bush has proposed doubling US aid to Africa over the next five years. He said this would happen if African leaders made a commitment to honest government and the rule of law. Outlining his priorities for the G8 summit next week, Mr Bush said the West now had an extraordinary opportunity to help end extreme poverty in Africa. But on the other main issue facing the summit - climate change - he gave no indication of a compromise. The president criticised those who opposed energy development and wanted to place restrictions upon it. "About two billion people...