Maria Sharapova (2nd R), the world's top-ranked female tennis player, poses for a photo with United Nations ambassadors (L-R) Andrei Dapkiunas of Belarus, Vitaly Churkin of Russia and Deputy Ambassador Viktor Kryzhanivskyi of Ukraine 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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