SALT LAKE CITY – When I was a foreign correspondent in Africa and Asia, the most valued part of my kit after my portable typewriter was a little shortwave radio. It was my link to the outside world in the remotest parts of those continents. Across the static over thousands of miles, I would tune in each night, when reception was better, to the news from Voice of America - its rousing familiar introductory chords momentarily stirring pangs of homesickness - to get a trusted briefing on what was happening in America and elsewhere in the world. Years later, when...