Unemployment rates are rising across the United States, except Oklahoma. That state is experiencing the most dramatic reduction in unemployment since 2007, an improvement many in Oklahoma attribute to the passage last year by the state legislature of a strong employment-focused immigration reform law. The U.S. Bureau of Labor Statistics on Friday reported unemployment in Oklahoma had fallen to 3.1 percent in March, down from 4 percent in March last year, while unemployment nationwide was 5.1 percent, up from 4.4 percent in March last year. "Oklahoma is no longer 'OK' for illegal aliens," said State Rep. Randy Terrill, who sponsored...