(CNN) -- Rory McIlroy and Luke Donald look set to fight it out for the $8million prize at the World Tour Championship after finishing level at the top of the leaderboard Friday. The pair, who are joined on 11-under by Scotland's world No.189 Marc Warren, are in pole position after another impressive day on the Earth course. World no.1 McIlroy, who revealed that he had been suffering with the extreme heat, looked in top form with tennis ace girlfriend Caroline Wozniacki smiling on from the gallery. Top two dominate in Dubai "I didn't feel great last night, but I felt much better this morning and felt nearly 100 % on the golf course," McIlroy told reporters.Rory McIlroy and Luke Donald lead the way after second day in DubaiScotland's 189th ranked Marc Warren also level with leaders on 11-underSergio Garcia equals course record of 64 following round of eight-underSouth African duo Louis Oosthuizen and Branden Grace a shot off the lead
While the world's top two have dominated, the emergence of _ has come of something of a surprise, not least to the man himself.