A PLAN by a group of peace campaigners to travel by bus to Baghdad to offer themselves to Saddam Hussein as human shields has been threatened with collapse by the personal clashes, logistical chaos and the loss of their leader. One of the group’s three double-deckers has been abandoned in Italy with engine trouble and plans to travel through the Balkans were aborted as “too dangerous”. The head of the delegation, a former American marine, has been deported from Turkey for trying to enter the country with a “world citizen” passport after renouncing his United States citizenship. The second of...