Saturday, the ATP made official that during a challenger tournament in South Korea, Australian Samuel Groth (ATP 340) served a world record 263km/h serve. This is 12 km/h faster than the previous record (Karlovic, 251).
I think it's strange that such huge steps are taken. Feel free to discuss.
Maybe he only does strength training, he lost 6-3 6-4
I think it's strange that such huge steps are taken. Feel free to discuss.
Maybe he only does strength training, he lost 6-3 6-4