State lawmakers grilled Connecticut Lottery Corp. officials Thursday at a legislative hearing about long-running controversies including their alleged retaliation against former lottery security chief Alfred W. DuPuis, who says he was the victim of a vendetta for raising questions in 2015 about the fraud-plagued 5 Card Cash game, and their alleged lack of cooperation with the state Department of Consumer Protection that regulates them.Legal, Connecticut, Error, Technology, Poker, Computerized Drawings, Investigation, Government, Television, Raffle, Drawing, Lawsuit