Dutch tennis player Robin Haase returns a ball to Swiss Stanislas Wawrinka during their Davis Cup world group play-off match Netherlands vs Switzerland on September 1 in Amsterdam. Wawrinka and Roger Federer have slumped to a 6-4, 6-2, 5-7, 6-3 defeat to Haase and Jean-Julien Rojer as the Netherlands stayed alive in their Davis Cup World Cup play-off with Switzerland
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