Jin Young Ko won the rain-shortened Cambia Portland Classic on Sunday for her second victory in her last three LPGA Tour starts.
Nasa Hataoka opened a six-stroke lead Saturday in the Marathon LPGA Classic, birdieing four of the last five holes for a 7-under 64.
One week after losing the No. 1 world ranking, Jin Young Ko is a winner again.
Jin Young Ko chipped in for eagle on the par-4 15th and finished a bogey-free 32-hole Saturday in near darkness with a one-stroke lead in the Volunteers of America Classic.