For nearly two years the FBI ran a radio station in New York for the ring, learning what Germany was sending to its spies in the United States while controlling the information that was being transmitted to Germany.
The FBI ran a radio station in New York for the ring. This was for nearly two years. The FBI was learning. This was for nearly two years. Germany was sending to its spies in the United States while. Germany was controlling the information. This information was being transmitted to Germany.