The Jefferson Parish registrar of voters recently received about 1,000 erroneous voter registration applications, sparking a state-level investigation for fraud, the Jefferson registrar of voters said Friday. The registrar's office discovered that the names and addresses on applications often matched voters already in the parish system, while birth dates, Social Security numbers, driver's license numbers and signatures rarely matched the names on the applications, Registrar Dennis DiMarco said. The secretary of state's office and the attorney general's office have begun asking questions about the matter, parish and state officials said Friday. "Falsifying any voter record is a felony," DiMarco said....