Intelligence reveals dry runs of new threat to blow up airliners Jason Burke, chief reporter Sunday February 8, 2004 The Observer Islamic militants have conducteddry runs of a devastating new style of bombing on aircraft flying to Europe, intelligence sources believe. The tactics, which aim to evade aviation security systems by placing only components of explosive devices on passenger jets, allowing militants to assemble them in the air, have been tried out on planes flying between the Middle East, North Africa and Western Europe, security sources say. Concerns that militants might assemble a bomb or another weapon on board were...