In a remarkable turn, the growing investigation of a powerful local union is turning up evidence of likely financial abuse by the labor group's top staffers during last year's attempted recall of Gov. Scott Walker. The Amalgamated Transit Union Local 998 — which represents bus drivers in Milwaukee County and elsewhere — is the subject of a sweeping investigation by the parent union and the U.S. Department of Labor. Already, the Washington, D.C.-based ATU ousted Alan Simonis as president of the local and Patrick Clemens as its secretary-treasurer for "financial malfeasance and nonfeasance while in office." The two can appeal...