On Monday, despite not playing (due to injury) in the US Open Series WTA event in Toronto, Maria Sharapova became the No. 1 ranked woman on the WTA. Tennis’ 18-year-old femme fatale surged ahead of Lindsey Davenport, however, due to her poor showing in US Open Series tournaments Sharapova won’t qualify for the bonus money offered by the US Open this year. Sharapova, although No. 1 in the world isn’t even the women’s favorite to win the US Open this year, while the women’s US Open Series odds have point’s leader Clijsters at 2/1 to win it all.In 2005, the man and woman who finish first in US Open Series play will compete for double prize money at the US Open-meaning a potential $2.2 million payday at the end of the Flushing fortnight. Second- and third-place finishers will receive an additional 50 percent and 25 percent, respectively, of what they otherwise would have won at the Open.To sweeten the already tasty $1.1 million winner’s pot at this year’s US Open, the US Open Series has initiated ‘US Open Bonus Challenge’ that links tennis players with the most wins in US Open Series tournaments to the money they earn at the…