adage.com — NEW YORK (AdAge.com) -- It's final: Ogilvy & Mather isn't going to work for Wachovia. Wachovia in September handed its marketing account to a WPP Group team led by Ogilvy after a lengthy pitch. But the celebration was short-lived: Just days after the win came news that the Charlotte, N.C.-based bank would merge Citibank. That merger was later scrap