Daniel Isaacson attempts to determine the true complicity of his parents Paul and Rochelle Isaacson, who were executed for espionage in the 1950s.Daniel Isaacson attempts to determine the true complicity of his parents Paul and Rochelle Isaacson, who were executed for espionage in the 1950s.Daniel Isaacson attempts to determine the true complicity of his parents Paul and Rochelle Isaacson, who were executed for espionage in the 1950s.