The Omega Mission Hills World Cup will return to the calendar in 2011 as a biennial event, with a record prize fund of $7.5m.

Nineteen-year-old Rory McIlroy no longer leads on his own, but he still has a great chance to become the youngest winner on the European Tour since Seve Ballesteros won the first of his record 50 titles.

Michelle Wie is set to make her debut on the men’s European Tour in September at the Omega European Masters in Switzerland.