Three cities in the United States and Graz, Austria, are considering joining Sapporo and three others in the bid to host the 2026 Winter Olympics, the International Olympic Committee said Tuesday.On the first day of the IOC Session ahead of the Pyeongchang Games, Sapporo, Calgary, Stockholm and Sion, Switzerland, entered the dialogue or initial phase of the bid process, the IOC's Olympic Games Executive Director Christophe Dubi said.Dubi said on top of those four cities, Denver, Reno-Tahoe and Salt Lake City from the United States, as well as Graz, have expressed interest. They have until t…READ FULL ARTICLE