Suzann Pettersen, of Norway, reacts to missing a putt on the ninth hole during the second round of the North Texas LPGA Shootout golf tournament at the Las Colinas Country Club in Irving, Texas, Friday, May 2, 2014. (AP Photo/LM Otero)
Caroline Masson, of Germany, hits onto the eighth green during the second round of the North Texas LPGA Shootout golf tournament at Las Colinas Country Club in Irving, Texas, Friday, May 2, 2014. (AP Photo/LM Otero)
Meena Lee, of South Korea, waits to putt on the seventh hole during the second round of the North Texas LPGA Shootout golf tournament at the Las Colinas Country Club in Irving, Texas, Friday, May 2, 2014. (AP Photo/LM Otero)
Stacy Lewis prepares for her tee shot on the ninth hole during the second round of the North Texas LPGA Shootout golf tournament at Las Colinas Country Club in Irving, Texas, Friday, May 2, 2014. (AP Photo/LM Otero)
Natalie Gulbis tees off on the ninth hole during the second round of the North Texas LPGA Shootout golf tournament at the Las Colinas Country Club in Irving, Texas, Friday, May 2, 2014. (AP Photo/LM Otero)