The New Zealand tennis player Marina Erakovic is in sight of breaking back into the world's top 50.
Erakovic has jumped 11 places to 57th in the lastest WTA rankings on the back of making the second round at the recent Australian Open.
Serena Williams has claimed the number one spot after winning the Australian Open, with Russian Dinara Safina climbing to number two and Serbian Jelena Jankovic dropping to number three.
