Hana Sromova 1st Service 3.0

Hana Sromova (*1978 / CZE) - 1st service 3.0 - follow-through with long-axis pronation of a helix form in the US Open match during the time when I was coaching her for a while and upgraded also her service - 2007 US Open - Flushing Meadows - Queens - New York - USA - August 2007