Safina takes over No. 1 women's ranking (AP): "Dinara Safina officially took over the top ranking on the WTA Tour on Monday, making her and older sibling Marat Safin the only brother-sister duo to have been No. 1 in professional tennis. Safina, who has yet to win a Grand Slam title but twice reached a major final, is the 19th woman to top the rankings since they were introduced in 1975."
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