World number one Dustin Johnson holds a two-shot lead going into the final day of the Tournament of Champions.

The American shot a seven-under-par 66 on the third day in Hawaii to move clear of the 34-man field on 16 under.

Compatriot Brian Harman is his closest challenger while Spaniard Jon Rahm is a further two shots back after picking up five shots in his last five holes.

Australian Marc Leishman, who led after day one and shared the lead with Harman after 36 holes, fell back with a 76.