Here are four news stories from the last week: Baghdad: Abu Musab al-Zarqawi found himself on the receiving end of 500 pounds of U.S. ordnance. London: Scotland Yard arrested a cell of East End Muslims allegedly plotting a sarin attack in Britain. Toronto: The Mounties busted a cell of Ontario Muslims planning a bombing three times more powerful than Oklahoma City. Mogadishu: An al-Qaida affiliate, the "Joint Islamic Courts," took control of the Somali capital, displacing "U.S.-backed warlords." The world divides into those who think the above are all part of the same story and those who figure they're strictly...