A machinists union is seeking an election at a Boeing plant in South Carolina. The International Association of Machinists and Aerospace Workers is asking a federal agency to set an election so more than 2,400 Boeing production workers in South Carolina can vote on whether to form a union. Fred Wszolek, spokesman for the Workforce Fairness Institute, says the move is surprising. "It's interesting that it's a much smaller number than the actual number of Boeing employees in Charleston. It's only about a third," he observes. "They must have defined some sort of micro-union that they think they can win...