 VANCOUVER, British Columbia--BUSINESS WIRE--Fortuna Silver Mines Inc. NYSE: FSM TSX: FVI and Roxgold Inc. TSX: ROXG OTCQX: ROGFF are pleased to announce that Institutional Shareholder Services Inc. ISS and Glass, Lewis Co., LLC Glass Lewis, two leading proxy advisory firms who provide independent voting recommendations to institutional investors, have recommended that both Fortuna and Roxgold shareholders vote FOR the companies respective resolutions in connection wit 