Union Investigating 'Steelworkers For Bush' Supporters By JOSELYN KING STEUBENVILLE -Local steel union officials are investigating whether the "Steelworkers for Bush" - those supporters dressed in black who stood with President George W. Bush at his rally last week in Wheeling - are all really steelworkers. It was steelworkers wearing blue who turned out Saturday in Steubenville to show support for Democratic presidential candidate John Kerry and stood behind him at the podium. While he addressed many of their concerns, he said very little directly about the steel industry. "The men of coal and steel are the men who kept...