216 Heinz Günthardt Photos and Premium High Res Pictures - Getty Images
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216 Heinz Günthardt Photos and Premium High Res Pictures - Getty Images
US Open will not be a 'Walk in the Park' for Djokovic: Heinz Gunthardt
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In this time of crisis, Novak is still a winner and Federer is not: Heinz Gunthardt
The captain of the Swiss Fed Cup tennis team Heinz Guenthardt reacts during a training session in Yverdon April 18, 2012. Switzerland will play against Belarus April 21 to 22, 2012. REUTERS/Denis