Leading scores after Friday's second round of the US PGA BMW Championship at Olympia Fields (Illinois) Country Club (USA unless noted, par 70): 139 - Patrick Cantlay 71-68, Rory McIlroy (NIR) 70-69 140 - Dustin Johnson 71-69, Hideki Matsuyama (JPN) 67-73 141 - Adam Scott (AUS) 72-69, Billy Horschel 70-71, Tony Finau 70-71, Brendon Todd 73-68, Louis Oosthuizen (RSA) 72-69 142 - Bubba Watson 72-70, Mackenzie Hughes (CAN) 69-73, Kevin Kisner 72-70 143 - Jim Herman 71-72, Russell Henley 74-69, Brendan Steele 72-71, Lanto Griffin 70-73, Bryson DeChambeau 73-70, Tyrrell Hatton (ENG) 73-70, Joaquin Niemann (CHI) 72-71, Alexander Norén (SWE) 72-71, Xander Schauffele 73-70, Matthew Wolff 72-71 144 - Harry Higgs 70-74, Patrick Reed 73-71, Tom Hoge 71-73, Tyler Duncan 68-76, Carlos Ortiz (MEX) 70-74, Abraham Ancer (MEX) 70-74, Viktor Hovland (NOR) 71-73 afp