Summer Olympic Games federal government; the country's economic crisis; health and safety concerns surrounding the Zika virus and significant pollution in the Guanabara Bay; and a state-sponsored doping scandal involving Russia, which affected the participation of its athletes in the Games. Tokyo, Japan will host the 2020 Summer Olympics, making it the first Asian city to host the Olympic Games twice. Forty-two sports, spanning 55 disciplines, have been part of the Olympic program at one point or another. Twenty-eight sports have comprised the schedule for three of the recent games, 2000, 2004, and 2008 Summer Olympics. Due to the removal of baseball and
Olympic Games After the medals are given out by an IOC member, the national flags of the three medallists are raised while the national anthem of the gold medallist's country plays. Volunteering citizens of the host country also act as hosts during the medal ceremonies, as they aid the officials who present the medals and act as flag-bearers. While in the Summer Olympics this ceremony is held on the ground where the event is played, in the Winter Games it is usually held in a special "plaza". The Olympic Games programme consists of 35 sports, 30 disciplines and 408 events. For example,