Golf-Lee leads by three in Korea, Ko struggles (Reuters)

INCHEON, South Korea, Oct 13 (Reuters) - World number one Lydia Ko birdied her last two holes to salvage a three-over-par 75 in the opening round of the KEB Hana Bank Championship on Thursday, while American Alison Lee struck the front with a seven-under 65 in Incheon.

The 21-year-old Lee has struggled throughout the year due to shoulder problems, missing five cuts in a row at one point, but said she was finally playing to her potential after opening a three-shot lead at the $2 million LPGA Tour event.

"I injured my shoulder back in February and I didn't know what was wrong," she told a news conference at the SKY 72 Golf Club. "I was scared to hit ball, because I didn't know where it was…