Dinara Safina (dee-NAR-ah sah-FEEN-ah) will overtake Serena Williams for the No. 1 ranking in tennis later this month. The WTA Tour says Wednesday that Safina will rise to No. 1 for the first time in her career in the April 20 rankings. Safina is the younger sister of former No. 1 Marat (Ma-RAT) Safin. They are the first brother-sister duo to be No. More...