In the run up to the Olympics 2012 every sport possible is being played or practiced in and outwith London. More common sports are Football Cricket and Tennis to name but a few.
Foxtel Or Channel Nine
Andy Murray Great Britain (GBR) won Men's singles for Tennis at the 2012 Summer Olympics
The tennis matches were held at Wimbledon.
baseball and softball
No, it was started in in the 19th century, but they stopped in the 20th century. No it is the 21st century so there is no more tennis in Olympics.
They are played every 4 years at a different site. The next Olympics are in 2012 in London.
badminton football swimming sprints hurdles tennis? judo trampalining karate
Tennis Mixed Double
Yes, it was played in the 2012 olympics.