Tue Sep 12, 12:43 PM ET NEW YORK - Attorneys for a man accused of fraud say he was charged at the behest of presidential adviser Karl Rove in retaliation for a flood of spam e-mails sent to a campaign Web site. A federal prosecutor says the claim is "absurd." Assistant U.S. Attorney David M. Siegal urged U.S. District Judge Laura Taylor Swain on Monday to reject arguments that Rove caused the criminal investigation that led to charges against Robert McAllister. Siegal said lawyers for McAllister made the "patently absurd argument that the U.S. attorney's office in the Southern District...