Robert H. Lochner, who as John F. Kennedy's interpreter helped the president practice his famous "Ich bin ein Berliner" speech in 1963, has died, his family said Monday. He was 84. A journalist by trade who helped revive free media in West Germany after World War II, Mr. Lochner died of a lung embolism early Sunday at his home in western Berlin, said his daughter Anita. Mr. Lochner was head of Radio in the American Sector, a radio station supported by the United States in West Berlin during Kennedy's triumphal visit to West Germany and the non-Communist half of the...