Leading first-round scores on Thursday in the US PGA Tour RSM Classic on the par-70 Seaside and par-72 Plantation courses at Sea Island, Georgia (USA unless noted): 6-under par 64 - Matt Wallace (ENG), Camilo Villegas (COL) 5-under par 65 - Rory Sabbatini (SVK), Peter Malnati, Patton Kizzire, Robert Streb 67 - Cameron Tringale, Adam Long, Keegan Bradley, Doug Ghim 4-under par 66 - Bernd Wiesberger (AUT), Emiliano Grillo (ARG), Zach Johnson, Alex Noren (SWE), Harris English 68 - Aaron Baddeley (AUS), Andrew Landry, Kevin Kisner, Charles Howell, Rhein Gibson (AUS) afp