Brooklyn District Attorney Charles Hynes won his biggest victory to date today against the former chairman of the borough's Democratic party. After nearly three days of deliberations, a Brooklyn jury found Clarence Norman Jr. guilty of extorting a judicial candidate. Norman's most recent trial — his fourth — was the first to address, even indirectly, allegations that judgeships have been bought and sold in Brooklyn. Mr. Hynes has staked his legacy on the outcome of his investigation into the sale of judgeships. The investigation, now in its fifth year, continues, Mr. Hynes' deputy, Michael Vecchione, said following the verdict. Prosecutors...