Gymnastics is a summer Olympics sport not a winter Olympics sport. Gymnastics will next be in the London Olympics in 2012 and the Rio Olympics in 2016.
Golf and Rugby will be the newest Olympic sport at the summer Olympics in London in 2012.
There are 534 US athletes in the London Olympics
Badminton
Gymnastics is a summer Olympics sport not a winter Olympics sport. Gymnastics will next be in the London Olympics in 2012 and the Rio Olympics in 2016.
According to the events schedule on the official London 2012 Olympics website, the first sport to take place at the 2012 Olympics will be women's football, which will begin on July 25.
Taekwondo is a confirmed sport for both the London 2012 Olympics and the Rio 2016 Olympics.
baseball and softball
No, because ice hockey is a winter sport. So no, but it will be in the 2014 winter olympics.
That would have depended on the sport you want to try out for.
snowboard cross is the sport introduced at the winter Olympics 2010
Yes, Iran has an athlete in some sport at the Olympics in London. You can visit the Olympic site in London, the names of the athletes and the sports they see.