Gingrich's opinion on electromagnetic pulse events is well-informed. The Times' is not.Writing in the New York Times, William J. Broad portrays GOP presidential frontrunner Newt Gingrich as a loon for his view that an electromagnetic pulse (EMP) is one of the most dangerous threats we face as a nation: Newt Gingrich, the Republican presidential hopeful, wants you to know that as commander in chief he is ready to confront one of the most nightmarish of doomsday scenarios: a nuclear blast high above the United States that would instantly throw the nation into a dark age.In debates and speeches, interviews and...