CHONBURI, Thailand — Jamie Donaldson of Wales leads the Thailand Championship into the weekend by two shots over Martin Kaymer after the second round on Friday.
Donaldson carded a 4-under-par 68 to lie at 13 under in the Asian Tour event at Amata Spring Country Club.
Kaymer, the runner-up last year, sank eight birdies against a single bogey on the 14th hole, for a second round of 65 and two-day total at 11 under.
Former champion Sergio Garcia featured in a three-man group tied for third at 9 under.
Donaldson started on the back nine and made four birdies, but ran into trouble on the front nine with three birdies and three bogeys.