 Complete the following phrase:  At the 99th IOC Session in July 1992, the IOC voted to approve womens hockey as an Olympic event beginning with the 1998 Winter Olympics as part of their effort to increase the number of female athletes at the Olympics. Womens ice hockey had not been in the programme when Nagano, Japan had won the right to host the Olympics in June 1991, and the decision required approval by the Nagano Winter Olympic Organizing Committee NAOOC. The NAOOC was initially hesitant to include the event because of the additional costs of staging the tournament and because they felt their team, which had failed to qualify for 