Sarah Jane Smith takes Lorena Ochoa Invitational lead (The Associated Press)

Sarah Jane Smith drives on the second hole during the third round of the Meijer LPGA Classic golf tournament at Blythefield Country Club, Saturday, July 25, 2015 in Belmont, Mich. (AP Photo/Carlos Osorio)MEXICO CITY (AP) -- Sarah Jane Smith shot a 4-under 68 on Friday to take a two-stroke lead in the Citibanamex Lorena Ochoa Invitational.

The Australian birdied four of the first seven holes, dropped a stroke on the par-4 eighth and birdied the par-3 14th. Winless on the LPGA Tour, she had a 9-under 135 total at Club de Golf Mexico.

''I feel a little bit nervous to be honest. I have never been in this position before,'' Smith said. ''So, even a couple times today, I was a little nervous, but I…