Lydia Ko shot 30 on the front nine to catch the leaders and stayed bogey-free Saturday for a 5-under 66 to share the lead with Eun-Hee Ji going into the final round of the Diamond Resorts Tournament of Champions. Ji also shot 66 at Tranquilo Golf Club at Four Seasons. They were at 13-under 200. Brooke Henderson of Canada shot a 70, leaving her two shots behind. Nelly Korda had an eagle and four birdies for a 65. She's three shots off the lead. The LPGA Tour season opener is limited to winners each of the last two seasons for a $1.2 million purse. Competing for their own $500,000 USD purse, former Atlanta Braves pitcher John Smoltz, leads 49 'celebrities' playing alongside the LPGA pros.