Defending champion Eun Jeong Seong of South Korea and American Andrea Lee each won twice Friday at Ridgewood to advance to the championship match in the U.S. Girls' Junior.

The 16-year-old Seong beat China's Xinying Wang 3 and 2 in the morning quarterfinals and topped fellow South Korean player Yujeong Son 4 and 3 in the afternoon semifinals.

The 17-year-old Lee, from Hermosa Beach, California, beat Waverly Whiston of San Diego 4 and 3 in the quarterfinals and edged co-qualifying medalist Hye-Jin Choi of South Korea 1 up in the semifinals. Lee won the 17th and 18th with birdies to top Choi.

Lee will attend Stanford University in the fall.

The championship match is 36 holes.