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 Olympic Games war, the 1944 Games, originally scheduled for Cortina D'Ampezzo, Italy, were cancelled. St. Moritz was selected to host the first post-war Games in 1948. Switzerland's neutrality had protected the town during World War II, and most of the venues were in place from the 1928 Games, which made St. Moritz a logical choice. It became the first city to host a Winter Olympics twice. Twenty-eight countries competed in Switzerland, but athletes from Germany and Japan were not invited. Controversy erupted when two hockey teams from the United States arrived, both claiming to be the legitimate U.S. Olympic hockey representative. The