Mealey's (February 10, 2016, 11:13 AM EST) -- CENTRAL ISLIP, N.Y. — The lead defendant in a securities fraud class action failed to fulfill its duty to preserve relevant emails despite being on notice of litigation, the lead pension fund plaintiff asserts in a Feb. 5 motion for sanctions in New York federal court, seeking implementation of an adverse inference in its favor (In re Symbol Technologies Inc. Securities Litigation, No. 2:05-CV-03923, E.D. N.Y.)....