Rugby World Cup organizers announced Sunday that an approaching typhoon might force changes to the schedule for Wednesday's Pool C match between France and the United States.Typhoon Mitag, the season's 18th typhoon may approach western Japan from Wednesday to Thursday, according to the Japan Meteorological Agency and could bring high winds and heavy rain to the southwestern island of Kyushu on Wednesday.In a statement, organizers said they are monitoring the situation in the best interests of the teams and the integrity of the tournament.