Second round highlights of Lydia Ko's record-setting 62 at the CME Group Tour Championship at Tiburon Golf Club.

Lydia Ko says a small change to her takeaway helped her fire a course record 62 Friday at the CME Group Tour Championship.

Lydia Ko rolls in birdie putt for a course record 62 Friday at the CME Group Tour Championship.

Judy Rankin and Terry Gannon recap opening-round play at the CME Group Tour Championship.

Shanshan Feng comments on her 6-under 66 Thursday at the CME Group Tour Championship.

Lydia Ko battles one of the redesigned bunkers at Tiburon Golf Club during Thursday play at the CME Group Tour Championship.

Paula Creamer talks about her windy opening-round 68 at the Fubon LPGA Taiwan Championship.

Watch second-round highlights from the Reignwood LPGA Classic where Brooke Henderson and Mi Jung Hur share the lead at 14-under.

Judy Rankin and Terry Gannon recap second-round play at the Evian Championship where In Gee Chun holds a two shot lead at 13 under.

In Gee Chun opens 63-66 for 13-under and a two shot lead at the Evian Championship.