Charlie Hull from England is two shots of the Ford Championship in Arizona after receiving three years 69 in the second round.
The night leader, behind American Lilia Fu, who was 64 years old to move to 14 under the mid -road championship.
VU twice hero put eight birds to photograph itself from this field, with his compatriot Nelly Kurda, Nanna Koerstz Madsen and Athaya 'Jeeno' Thitikul next to Hull in 12 below.
Hull followed its opening 63 with four birds and one ghost because it is struggling to keep up with VU in stormy conditions.
“I felt very hard there today,” she said. “I hacked some good nails, and I lost some of might have had been deceived, but there were somewhat winds today.
“It was a little more difficult for some holes, but I am very happy with that and I look forward to the weekend.”
Defense champion and number 1 Kurda in a good position when she returns from a six -week break, and move to competition with 65, while Thietkol equals VU 64 to keep up with leaders.