An ambassador of the United States is worth a great deal.
With that chilling calculation, spelled out in a note left in U.S. Ambassador C. Burke Elbrick's Cadillac in Rio, a group of Brazilian terrorists last week launched a fantasticand successfulcaper worthy of Mission: Impossible. Expanding on a terror technique already familiar in Latin America, leftists kidnaped the U.S. diplomat, blackmailed South America's most powerful government, sprang a randy group of political prisoners from jail and got them to sanctuary in another countryon a Brazilian military plane. The abductors' note was signed...