OT:U.S.Controversial diabetes drug harms heart WASHINGTON (Reuters) - Confidential U.S. government reports recommend that GlaxoSmithKline Plc's diabetes drug Avandia be pulled from the market because it can hurt the heart, The New York Times reported on Friday. http://www.msnbc.msn.com/id/35491876/ns/health-the_new_york_times/ Investor 100