United States at the Pan American Games Pan American Games on two occasions: "As of the conclusion of the 2015 Pan American Games United States at the Pan American Games The United States (USA) has sent athletes to every celebration of the Pan American Games. The United States Olympic Committee (USOC) is the National Olympic Committee for the United States. American athletes have won a total of 4409 medals at the Pan American Games and another 11 at the Pan American Winter Games. The United States has won more gold, silver, bronze, and overall medals than any other country in the Pan American Games, and more gold,
Doping at the Olympic Games × 100 m relay due to Nesta Carter testing positive for the prohibited substance methylhexaneamine. The IOC also stripped Russian jumper Tatyana Lebedeva of two silver medals in women's triple jump and long jump due to use of turinabol. On 1 March 2017, the IOC disqualified Victoria Tereshchuk of Ukraine due to use of turinabol and stripped her of the bronze medal in modern pentathlon. By April 2017, the 2008 Summer Olympics has had the most (50) Olympic medals stripped for doping violations. Russia is the leading country with 14 medals stripped. Athletes who were selected for the Games, but