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
Winter Olympic Games three events in his sport. Alberto Tomba, an Italian skier, made his Olympic debut by winning both the giant slalom and slalom. East German Christa Rothenburger won the women's 1,000 metre speed skating event. Seven months later she would earn a silver in track cycling at the Summer Games in Seoul, to become the only athlete to win medals in both a Summer and Winter Olympics in the same year. The 1992 Winter Games were the last to be held in the same year as the Summer Games. They were hosted in the French Savoie region, with 18 events held