Revealed: the South American connection (Filed: 09/11/2003) A lawless frontier is helping to finance Arab extremists. Philip Sherwell reports from Ciudad del Este, Paraguay They work from dawn until dusk on the traffic-clogged Friendship Bridge that runs across the Parana River between the seedy Paraguayan city of Ciudad del Este and its neighbour, Foz do Iguacu in Brazil. By foot, bicycle and motorcycle or packed into cars, vans and buses, the people known as "ants" criss-cross the bridge several times a day with sacks and boxes laden with counterfeit cigarettes, pirated CDs and computer software and fake designer clothes. For...