Stewart Cink maintained his five-stroke lead and set another scoring mark at the RBC Heritage with a 2-under 69 on Saturday (17 April), moving closer to his third victory at Harbour Town Golf Links. Cink scrambled his way to 18-under 195, a tournament mark for lowest 54-hole score. The record had been held by Justin Leonard at 16-under 197 in 2002. PGA Championship winner Collin Morikawa was at 13 under after a 67. Emiliano Grillo of Argentina had a 69 to get to 12 under while Matt Wallace (65) of England and Sung-jae Im (69) of South Korea were tied at 11 under.