Timo Boll of Germany hits a return during his men's singles round three match against Andrej Gacina of Croatia at the 2014 World Team Table Tennis Championships in Tokyo on April 30, 2014. Boll won 3-1 and Germany won 3-0. (Xinhua/Li Peng)

Timo Boll of Germany hits a return during his men's singles round three match against Andrej Gacina of Croatia at the 2014 World Team Table Tennis Championships in Tokyo on April 30, 2014. Boll won 3-1 and Germany won 3-0. (Xinhua/Li Peng)

Andrej Gacina of Croatia hits a return during his men's singles round three match against Timo Boll of Germany at the 2014 World Team Table Tennis Championships in Tokyo on April 30, 2014. Boll won 3-1 and Germany won 3-0. (Xinhua/Li Peng)

Timo Boll of Germany serves during his men's singles round three match against Andrej Gacina of Croatia at the 2014 World Team Table Tennis Championships in Tokyo on April 30, 2014. Boll won 3-1 and Germany won 3-0. (Xinhua/Li Peng)