Track and field jumping and throwing events are won by the athlete who achieves the greatest distance or height. Regular jumping events include long jump, triple jump, high jump and pole vault, while the most common throwing events are shot put, javelin, discus and hammer. There are also "combined events" or "multi events", such as the pentathlon consisting of five events, heptathlon consisting of seven events, and decathlon consisting of ten events. In these, athletes participate in a combination of track and field events. Most track and field events are individual sports with a single victor; the most prominent team events are relay
USA Outdoor Track and Field Championships Olympic years and yards for other years, except 1933 to 1951 inclusive and 1959. Note that the track surface changed over these years. Synthetic tracks were used in the men's editions in 1963 (rubber), 1965, 1969, 1971, 1972 and from 1974 on. The tracks in the other years were cinders, sometimes with a mix of brick (1967, 1970 and 1973). USA Outdoor Track and Field Championships The USA Outdoor Track and Field Championships is an annual track and field competition organized by USA Track & Field, which serves as the American national championships for the sport. Since 1992, in years