Sailing
Women's boxing
hockey
Trampolining
Softball will not be a medal sport at the 2012 Games in London. Both softball and baseball were removed from the medal sports beginning with the 2012 Games.
Tennis returned as a medal sport at the Olympics in 1988, 68 years after it had last been featured as such. The previous Olympics in 1984, and also in 1968, featured it as a demonstration sport only.
TRAMPOLINE?
Basketball
gymnastics was not in the 2010 Olympics. Gymnastics is a summer Olympics sport. 2010 was Winter Olympics.
An Olympics 'demonstration sport' was an event that was not played/competed to win medals but played/competed in the hopes of the event gaining popularity and possibly being added to the Olympics as a medal sport sometime in the future.Demonstration sports were discontinued in the Olympics after the 1992 Summer Games in Barcelona.Demonstration sports that eventually became medal sports include baseball, taekwondo, and badminton. Baseball was a demonstration sport in four Olympics (1912, 1936, 1964, 1988) before becoming a medal sport in 1992. Badminton was a demonstration sport in 1972 and 1988 before becoming a medal sport in 1992.Other demonstration sports that did not become medal sports include water skiing (1972), bowling (1988), and roller hockey (1992).
Rugby is not an Olympic sport. The last Olympics where rugby was a medal sport was the 1924 Games in Paris.
We have the Olympics so that athletes from all the world can come to compete in the sport they love (and hopefully win a medal:)
Field hockey becomes a medal sport for women in the Olympics. The Zimbabwe women's field hockey team went undefeated to win the Olympic gold medal.