Simon Khan is at the top of the leaderboard after day two of the Portugal Masters in Vilamoura.
The Englishman carded a second round score of 66 to leave him on 13-under-par.
Wales's Rhys Davies is one shot further back along with Chile's Felipe Aguilar and South Africa's James Kingston.
Elsewhere, Thomas Bjorn ended the day on 10-under, while Germany's Martin Kaymer is one behind the veteran Dane.