Winter Olympic Games records were set in speed skating largely due to the introduction of the clap skate. The 2002 Winter Olympics were held in Salt Lake City, United States, hosting 77 nations and 2,399 athletes in 78 events in 7 sports. These Games were the first to take place since the September 11 attacks of 2001, which meant a higher degree of security to avoid a terrorist attack. The opening ceremony saw signs of the aftermath of the events of that day, including the flag that flew at Ground Zero, NYPD officer Daniel Rodríguez singing "God Bless America", and honour guards of
Winter Paralympic Games than wheelchair athletes were permitted to compete. Starting in 1988 the Summer Paralympics were held in the same host city as the Summer Olympic Games. This was due to an agreement reached between the International Olympic Committee (IOC) and the International Paralympic Committee (IPC). The 1992 Winter Paralympics were the first Winter Games to use the same facilities as the Winter Olympics. Athletes have cheated by over-representing impairment to have a competitive advantage, and the use of performance-enhancing drugs. German skier Thomas Oelsner became the first Winter Paralympian to test positive for steroids in 2002. He had won two gold