Tiger Woods needs plenty to go his way at Torrey Pines on Sunday, but luck was against him at the second hole.
Lucas Herbert held his nerve to win a play-off against Christiaan Bezuidenhout after the duo carded final rounds of 68 in Dubai.
Deciding he needed a new plan after three challenging days, Sebastian Soderberg set about breaking a record in Dubai.
Winner of the Farmers Insurance Open in 2017, Jon Rahm grabbed the third-round lead at Torrey Pines.
As he seeks PGA Tour history, Tiger Woods made an impressive start to his third round to gain four shots on the leaders.
China's three-time European Tour winner Wu Ashun held a four-shot lead at one stage but heads into the final round in Dubai ahead by one.
A brilliant 10-under 62 put Ryan Palmer in control of the Farmers Insurance Open.
Lee Westwood enjoyed a huge improvement in round two to make the cut in Dubai, where Eddie Pepperell holds a one-shot lead.
Keegan Bradley and Sebastian Cappelen carded six-under 66s to share the Farmers Insurance Open lead.
Sebastian Cappelen leads the Farmers Insurance Open after the first round, with Tiger Woods three shots back.