(AP) — Top-ranked Lydia Ko eagled the par-5 18th to tie the course record at 9-under 62 and take a share of the second-round lead Saturday in the LPGA Tour's NW Arkansas Championship. Ko matched Morgan Pressel at 14-under 128 at Pinnacle Country Club, tying the tournament 36-hole record set by Veronica Felibert in 2012.