Baseball has been a medal sport in the Olympics since 1992.
Golf was a medal sport in 1900 and 1904, but not since.
It only became a full medal sport at Sydney in 2000.
Baseball has been a part of the Olympics seven times, but it will not be given official status as a medal sport until 1992.
This is the first time in 64 years that tennis is a medal sport.
Skeleton returned as a medal sport in the 2002 Games for the first time since 1948.
But tennis, a medal sport for the first time since 1924, may fill the void.
Table tennis, a strength of the home team, is the other new medal sport.
In the next Olympics, baseball becomes an official medal sport.
Those sports and baseball are scheduled to become medal sports in 1992.