The United States Olympic Committee (USOC) is the National Olympic Committee for the United States. U.S. athletes have won a total of 2,521 medals (1,022 of them being gold) at the Summer Olympic Games and another 282 at the Winter Olympic Games. Most medals have been won in athletics (track and field) (801, 32%) and swimming (553, 22%). Thomas Burke was the first athlete to represent the United States at the Olympics. He took first place in both the 100 meters and the 400 meters of the 1896 Summer Olympics in Athens, Greece.