Results from the fourth day of the WGC-Dell Technologies Match Play at Austin Country Club in Texas.
Quarter-finals
Bill Haas (USA) bt Phil Mickelson (USA) 2& 1
Jon Rahm (Esp) bt Soren Kjeldsen (Den) 7 & 5
Hideto Tanihara (Jpn) bt Ross Fisher (Eng) 4 & 2
Dustin Johnson (USA) bt Alex Noren (Swe) 3 & 2
Round of 16
Bill Haas (USA) bt Kevin Na (USA) 1 up
Phil Mickelson (USA) bt Marc Leishman (Aus) 4 & 3
Jon Rahm (Esp) bt Charles Howell III (USA) 6 & 4
Soren Kjeldsen (Den) bt William McGirt (USA) 5 & 4
Ross Fisher (Eng) bt Bubba Watson (USA) 4 & 3
Hideto Tanihara (Jpn) bt Paul Casey (Eng) 2 & 1
Alex Noren (Swe) bt Brooks Koepka (USA) 3 & 1
Dustin Johnson (USA) bt Zach Johnson (USA) 5 & 4