<p>When Gov. Bob Holden helped arrange a meeting between union officials and Rep. Richard Gephardt's top Missouri campaign advisers, the governor thought it would help patch up frayed relations between two powerful but divided political camps.</p>
<p>Instead, it ended in a firestorm of explosive charges, sparked an even deeper rift among two forces key to Holden's re-election prospects, and threw the spotlight on Joyce Aboussie, the Gephardt campaign aide and political powerhouse.</p>