Ko tied for lead at chilly Lake Merced

(AP Photo/Eric Risberg)

DALY CITY, Calif. (AP) Lydia Ko was back on top at Lake Merced.

Ko shot a 4-under 68 on a chilly Thursday morning at the LPGA MEDIHEAL Championship for a share of the first-round lead. Jessica Korda, Caroline Hedwall, In-Kyung Kim and Su Oh joined Ko atop the leaderboard in the LPGA Tour's return to Lake Merced after a year away.

"This is a golf course where you need to drive the ball well and putt well," said Ko, the Swinging Skirts LPGA Classic winner at the course in 2014 and 2015.

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Money Leaders: LPGA Tour
Rank Player Earnings
1 Inbee Park $707,089
2 Moriya Jutanugarn $533,701
3 Pernilla Lindberg $508,996
4 Brooke Henderson $496,619
5 Ariya Jutanugarn $480,346
6 Jin Young Ko $448,206
7 Jessica Korda $428,111
8 Eun-Hee Ji $394,000
9 Michelle Wie $362,915
10 Shanshan Feng $325,141
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