Business WorldU.S. job growth slows in April; unemployment rate dropsKatrina JonesMay 4, 2012May 5, 2012 by Katrina JonesMay 4, 2012May 5, 2012 Washington/Philadelphia: The U.S. economy gained 115,000 jobs in April this year, and the unemployment rate fell slightly to 8.1 percent, the United States Labor Department...