NEW YORK (AP)—Novak Djokovic attributes his success in recent years to a change of diet. Now he'll be sharing his nutrition tips in a book to be released before the U.S. Open. "Serve to Win" is ...

Novak Djokovic was born on May 22, 1987, to Srđan and Dijana in Belgrade, Serbia, Yugoslavia. He is paternally Serbian and maternally Croatian. He has two brothers-- Marko and Djordje. At the age ...