Louis Oosthuzen Walt catches Tjaart van der at the top of the Africa Open leaderboard . Veteran American cards one -under 65 to join major winner on 21 under par . The 33-year-old , whose only title last year came in Kapalua , carded six-under 67 on the Plantation Course to lead the 28-man field . Former European Tour No . 1 Jonathan Byrd is a shot behind going into final round . Defending champion Jonathan Byrd claims a one -shot lead at PGA Tour 's opening event .
Louis Oosthuzen Walt catches Tjaart van der at the top of the Africa Open leaderboard . Veteran American cards one -under 65 to join major winner on 21 under par . Former European Tour No . 1 Jonathan Byrd is a shot behind going into final round . Defending champion Jonathan Byrd claims a one -shot lead at PGA Tour 's opening event .