Joint overnight leader Ross Fisher (71) shares second with Thailand's Thongchai Jaidee and Francesco Molinari of Italy.

BBC: Ian Poulter moves into two-shot lead in Dubai

Nilsson leads by one shot from Italian teenager Matteo Manassero, England's Gary Boyd, and Thailand's Thongchai Jaidee who are all on five-under.

CNN: Woods off the pace at Greenbrier as Singh takes lead

The other three players to qualify for the Masters through the world ranking are South African Charl Schwartzel, Alvaro Quiros of Spain and Thai Thongchai Jaidee.

BBC: Ernie Els completes Arnold Palmer Invitational victory