Maria Sharapova (R), the world's top-ranked female tennis player, is presented with a gift by Russian Ambassador to the United Nations Vitaly Churkin (L) as Ukraine's Deputy Ambassador to the United Nations Viktor Kryzhanivskyi watches at the United Nations in New York February 14, 2007. Sharapova on Wednesday became a goodwill ambassador for the U.N. Development Fund and donated $100,000 to help victims of the Chernobyl nuclear disaster. [Reuters]

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