GERMANY'S federal appeals court has overturned the conviction of Mounir El Motassadeq, the only man found guilty anywhere in the world over the September 11 attacks, and ordered a new trial. The Moroccan student had been jailed for the maximum 15 years by a court in Hamburg, northern Germany, last year for accessory to the murder of more than 3000 people and membership in a terrorist organisation. It means Motassadeq will now have to undergo a new trial, also in Hamburg, the city that served as a base for three of the suicide hijackers involved in the deadly 2001 suicide...