Su-Yeon Jang shot a 6-under 66 on Thursday at windy Ko Olina to top the leaderboard halfway through the second round of the LPGA Tour's Lotte Championship. Jang, the 21-year-old South Korean player who got in the field on a sponsor exemption, is coming off a victory last week on the Korean LPGA in an event also sponsored by Lotte. ''I felt confident after winning the tournament last week,'' said Jang, making her second LPGA Tour start and first in the United States. More...