MSN to shut down chat service in most world markets08:01 AM CDT on Wednesday, September 24, 2003Associated Press SEATTLE - Microsoft Corp. is shutting down Internet chat services in most of its markets around the world and limiting the service in the United States to help reduce criminal solicitations of children through online discussions. The moves also should help Microsoft shed some nonpaying users that have dragged on profits, said an analyst who follows the software giant. The changes, which will take effect Oct. 14, were disclosed Tuesday. In most of its 34 markets in Europe, Latin America and Asia,...