Overall score: United States 10-1/2 Internationals 6-1/2
Jason Dufner/Zach Johnson one down to Richard Sterne (South Africa)/Marc Leishman (Australia) after eight holes
Phil Mickelson/Keegan Bradley three down to Jason Day (Australia)/Graham DeLaet (Canada) after six holes
Webb Simpson/Brandt Snedeker two down to Louis Oosthuizen (South Africa)/Charl Schwartzel (South Africa) after five holes
Bill Haas/Steve Stricker all square with Adam Scott (Australia)/Hideki Matsuyama (Japan) after three holes
Tiger Woods/Matt Kuchar one down to Ernie Els (South Africa)/Brendon de Jonge (Zimbabwe) after two holes
Holders the U.S. led by 10-1/2 points to 6-1/2 after the delayed fourballs were completed earlier on Saturday.