3 out of 3 Korean men and 2/4 women advanced to the semifinals in the girls and boys Masters finals at the 11th World Youth Championships. In the boys semis, No. 2 seed Park Jong-Woo meets No. 13 Kim Ju-Young and No. 8 Shin Seung-Hyeon takes on No. 5 Daniels Vezis, Latvia. On the girls side, All Events champ and No. 1 seed Kim Moon-Jeong bowls No. 13 Laura Fonnegra, Colombia, while Singles champ, Kim Yeon-Ju, seeded 7th, squares off with No. 12 Carmen Haandrikman, Netherlands.