NAPLEs, Fla. – In Gee Chun and Lydia Ko are locked in a fierce competition for the LPGA’s Vare Trophy for low scoring average. They will be paired together Sunday at the CME Group Tour Championship.

After close to 11 months of action, the LPGA Tour season concludes with the CME Group Tour Championship. The Tiburon Golf Club event in Florida is a suitably fitting finale to the season for several ...