The head of a Japanese doctors union called Thursday for the cancellation of the Tokyo Olympics, set to begin in less than two months, saying staging the games would be "extremely dangerous" as Japan is already facing a fourth wave of coronavirus infections.With an expected influx of nearly 100,000 athletes, staff and officials for the Olympics and Paralympics, Naoto Ueyama, head of the Japan Doctors Union, warned that "all different kinds of mutant strains of the virus that exist in various places will be concentrated and gathered here in Tokyo."At a press conference in Tokyo, he said, "We…READ FULL ARTICLE