(By Rick Rothacker, rrothacker@charlotteobserver.com) Wachovia Corp. sought out Goldman Sachs Group Inc. as a possible buyer before the Charlotte bank eventually reached deals with Citigroup Inc. and then Wells Fargo & Co., according to a new book on the Federal Reserve's handling of last fall's financial crisis. The book, “In Fed We Trust,” by the Wall Street Journal's David Wessel, also recounts bickering among government officials as they forged a deal last September to salvage a faltering Wachovia.The book, which largely focuses on Fed Chairman Ben Bernanke, adds to details already revealed in lawsuits, securities filings and other reporting.In a securities filing last fall, Wachovia said it discussed deals with three institutions last September before beginning negotiations with Citi and Wells Fargo.