A sloppy finish cut Aldrich Potgieter's lead to just one shot over Brian Campbell heading into the final round of the Mexico Open.

South Africa's Aldrich Potgieter shot 4-under-par 67 to maintain the lead through the third round of the Mexico Open on Saturday at VidantaWorld in Vallarta, Mexico.

Vallarta, Mexico – Aldrich Potgieter had the lead going into the final round of the Mexico Open, minus the cushion he enjoyed after a sloppy finish Saturday that made him settle for a 4-under 67 and a one-shot advantage over Brian Campbell at Vidanta Vallarta.