Jon Rahm got off to a hot start and shot a 7-under 65 on Saturday on PGA West’s Stadium Course.
Brooke Henderson went from complete control of her game for two days to having to scratch out a good score Saturday.
Shane Lowry moved into position to win the Abu Dhabi HSBC Championship for a second time, but he has plenty of company.
Davis Thompson made three more eagles Friday and still didn't put more distance between himself and Jon Rahm at The American Express.
The Canadian is off to a strong start, building a four-shot lead Friday in the Hilton Grand Vacations Tournament of Champions.
Francesco Molinari and Guido Migliozzi are impressing in front of Ryder Cup captain Luke Donald for the second straight week.
PGA Tour rookie Davis Thompson played his first six holes in 7 under, including consecutive eagles, and shot a career-low 10-under 62.
Brooke Henderson enjoyed the opening day of a fresh LPGA season a whole lot more than the tough, waning days of last season.
Europe captain Luke Donald upstaged many players who will be in his team at the Ryder Cup by shooting 8-under 64.
Francesco Molinari raised aloft the Hero Cup in front of his jubilant Continental Europe teammates.