(March 17, 2017, 1:08 PM EDT) -- NEW YORK — A pension fund has met all statutory guidelines to serve as lead plaintiff in a securities class action lawsuit against Xerox Corp. and certain of its executive officers, a federal judge in New York ruled Feb. 28 in appointing the pension fund as lead plaintiff (Oklahoma Firefighters Pension and Retirement System v. Xerox Corp., et al., No. 16-8260, S.D. N.Y., 2017 U.S. Dist. LEXIS 28445)....