Canada's Naomi Ko advances in US Girls' Junior, beating Megan Khang, Alyaa Abdulghany

Canada's Naomi Ko won two matches Thursday in the U.S. Girls' Junior to advance to the quarterfinals at Tulsa Country Club.

The 17-year-old Ko, from Victoria, British Columbia, beat stroke-play medalist Megan Khang of Rockland, Massachusetts, 1 up in the round of 32, and topped Alyaa Abdulghany of Newport Beach, California, 2 and 1 in the afternoon round of 16.

Ko will face South Korea's Eun Jeong Seong on Friday morning. Seong routed Thailand's Chakansim Khamborn 6 and 5 in the round of 16.

Long-hitting Angel Yin of Arcadia, California, also powered into the quarterfinals. She beat Mexico's Maria Balcazar 4 and 3 in the morning, and eliminated South Korea's Yujeong Son 5 and 3 in the afternoon.

Yin will play Andrea Lee of Hermosa Beach, California, a 7-and-6 winner over Marni Murez of Manhattan Beach, California.