YOSHIFUMI TAKEMOTO and JU-MIN PARK JAPAN is considering banning all spectators from the Olympics, several sources told Reuters on Wednesday, with authorities expected to declare a state of emergency for Tokyo to contain coronavirus infections 16 days before the Games begin. Prime Minister Yoshihide Suga said his government would decide on new measures to stop the spread of the virus on Thursday. Those measures are expected to determine whether spectators can attend Olympic events. Medical experts have said for weeks that having no spectators at the Olympics would be the least risky option amid widespread public concern that the Games…