Charley Hull chases her second career LPGA title -4 Y Noh (USA), I Park (Kor), S Ryu (Kor); -3 C Hull (Eng), J Korda (US), A Stanford (US), JY Ko (Kor), P Phatlum (Tha), K Gillman (US), N Hataoka (Jpn) Full classification
England's Charley Hull is a shot from the lead on his way to the final lap of the LPGA America Championship volunteers after a three-under-par 68 on day three.
Hull, who led after the first round, is in a group of players who are behind the leading trio of South Korean Ryu So-yeon and Inbee Park, as well as American rookie Yealimi Noh .
Ryu, a two-time Great Champion, shot a round six undersized to level up with 19 Old Noh, the Night's Leader, and Park Number Five from the world.
Park, a seven-time major winner, is chasing her 20th LPGA career win.
The event is the final set-up for the Us Women's Open in Houston.