Sergio Garcia and Francesco Molinari both carded five-under 67s to share the lead at nine under at the halfway stage of the DP World Tour Championship.
Lee Westwood is one back after dropping his only shot of the day at the last.
Order of Merit leader Henrik Stenson and second placed Danny Willett are tied for 17th on three under.
Rory McIlroy, bidding to win the European Tour’s season finale in Dubai for a third time, posted six birdies in a 68 but is eight shots adrift.
The Northern Irishman, who has never finished worse than 11th in seven appearances at Jumeirah Golf Estates, had opened with a three-over 75, his first over-par score in the event.
Open champion Stenson, who won this tournament with a course-record 25 under total at the Earth Course in 2013, leads by 299,675 points but Masters champion Willett can leapfrog the Swede should he win the tournament.
Source : Internet