As secrets go, the one that Reporter Desmond Clough confided to 950,000 readers of London's Daily Sketch did not seem like much: Russian trawlers, he wrote, scouted "with uncanny accuracy" top-secret NATO sea exercises. But for refusing to tell a British High Court where he got this information, Newsman Clough earned himself a special distinction last week. He became the first journalist in British history to be sentenced to prison for protecting a source.
Much more was involved in Clough's six-month sentence than a reporter's simple insistence on keeping mum. Clough's story said that the Red trawlers had come snooping because of...