Defending champion Matteo Manassero of Italy and seventh-ranked Martin Kaymer of Germany both shot two under par rounds of 70 to stay in contention.

CNN: STORY HIGHLIGHTS

Late Friday, McIlroy was tied for eighth at two under par.

WSJ: The PGA at Kiawah: Something in the Wind

The Ulsterman, who needs a top three finish at the 'Earth' course in Dubai to stand any chance of overtaking Germany's Kaymer, finished the day well adrift of the leading pack despite moving to two under par after shooting his lowest round of the tournament.

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