UPDATE 2-New York top court narrows Martin Act in $11 bln Credit Suisse case
June 12, 2018 at 15:00 PM EDT
NEW YORK, June 12 (Reuters) - New York's highest court on Tuesday curbed the state attorney general's ability to fight fraud on Wall Street, awarding a victory to Credit Suisse Group AG as it tries to end an $11 billion lawsuit over risky mortgage securities.