Summer Olympic Games drug tests. Despite splendid drug-free performances by many individuals, the number of people who failed screenings for performance-enhancing chemicals overshadowed the games. The 1992 Barcelona Games featured the admittance of players from one of the North American top leagues, the NBA, exemplified by but not limited to US basketball's "Dream Team". The 1992 games also saw the reintroduction to the Games of several smaller European states which had been incorporated into the Soviet Union since World War II. These games also saw gymnast Vitaly Scherbo equal the record for most individual gold medals at a single Games set by Eric
Bids for the 2020 Summer Olympics of the host city selection process was approved by the International Olympic Committee (IOC) executive board as follows: Six cities were put forward by their respective National Olympic Committees (NOCs) to apply to host the Games initially, but Rome withdrew its bid shortly before the applicant files were due. The bidding cities come from two continents, Europe and Asia (Istanbul is considered to be located on the border between Asia and Europe). In 2020 it will be twelve years since an Asian city hosted the Summer Olympics (Beijing 2008) and eight years since a European city hosted the Summer Olympics