Germany's Timo Boll during a match at the World Team Table Tennis Championships in April. European champion Boll, 31, has competed at every Olympics since Sydney 2000 and is the only non-Asian in the ... more 

Germany's Timo Boll during a match at the World Team Table Tennis Championships in April. European champion Boll, 31, has competed at every Olympics since Sydney 2000 and is the only non-Asian in the men's or women's world top 10s less