Petterson ahead at Muirfield

Carl Pettersson holds a one stroke lead at the British Open in Muirfield.

6 under - Carl Pettersson (Swe) (23)

5 under - Nick Price (Zim) (27)

Stephen Ames (Tri) (23)

4 under - Darren Clarke (30)

Soren Hansen (Den) (23)

Duffy Waldorf (USA) (18)

3 under - Retief Goosen (Rsa) (32)

Len Mattiace (USA) (27)

Des Smyth (18)

Sandy Lyle (18)

Shigeki Maruyama (Jpn) (18)

Justin Rose (18)

Thomas Bjorn (Den) (18)

Jean-Francois Remesy (Fra) (18)

2 under - Andrew Coltart (36)

Colin Montgomerie (28)

Corey Pavin (USA) (25)

Lee Janzen (USA) (24)

Maikko Ilonen (Fin) (23)

Bob Estes (USA) (23)

Stephen Leaney (Aus) (23)

Neal Lancaster (USA) (22)

Steve Stricker (USA) (21)

Mark O’Meara (USA) (18)

Padraig Harrington (18)

Ian Poulter (18)

Ian Garbutt (18)

Selected others:

1 under - Paul Lawrie (18)

Tiger Woods (USA) (18)

Bradley Dredge (18)

Even - Nick Faldo (26)

Sergio Garcia (Spa) (18)

Greg Norman (Aus) (18)

1 over - Ian Woosnam (18)

Paul McGinley (18)

Lee Westwood (18)

David Duval (USA) (18)

2 over - Jose Maria Olazabal (Spa) (25)