Moscow's foreign press corps thought Cecilia Nelson Kohonen a fairly harmless person. A small (5 ft. 2 in.), pleasant-faced blonde of 33, she was a native of Michigan who had renounced her U.S. citizenship. She had done secretarial work for Visiting Reporters Edgar Snow and Maurice Hindus, and for the U.S. Embassy. For two years she worked part-time for Robert Magidoff, 42, correspondent for McGraw-Hill, Britain's Exchange Telegraph news agency and NBC.
Like his secretary, Magidoff had switched allegiance. Born in Kiev, he was graduated from the University of Wisconisin, became a U.S. citizen...