The Texan (29) grounded his club twice behind his ball in a waste area at the 11th, brushing sand away from behind his ball as he made two practice swings.
The American started slowly, picking up two birdies over the front nine to reach the turn at two under for the round.
Woods followed it with birdies on the 12th, 14th and 16th holes to finish on six under after 36 holes, six shots back from Reed.
About halfway through the back nine in the final round of the Hero World Challenge on Saturday, I declared this event a three-horse race.
US Open champion Gary Woodland, who had shared the first round lead on Wednesday, posted a three-under-par 69 to finish the day alone in second place at nine under.More news: China hopes for US trade pact as tariff hike nears
The tap-in eagle leapfrogged him back over Rahm by one at 18 under, and he finished par-par-par for his first victory worldwide since 2017.
'We're going to enjoy the ride down there and it will be fun'.
"I hope the crowd absolutely gives it to not only him, but everyone (on the American team) next week". "If I was going to get him, it would have been nice for either of us to have a chance to win the tournament".
Golf rules can sometimes be maddening and open for interpretation but the one Reed broke on Friday seems to be pretty cut and dry. He blamed the camera angle (?) after his round, but I think the camera angle captured this one perfectly.
Woods will play the final round with Thomas, the third time they will be teeing off together this week.More news: Chiefs’ Bashaud Breeland makes play of the game to beat the Patriots
"If that's not improving your lie, I don't know what is", said commentator and major victor Paul Azinger.
"I wasn't trying to hit the ball anywhere near that flag, I was just trying to take my medicine, try and get up and down for par and move on". I'm hitting it well here. At the end of the day, after I didn't feel like in the - while I was there playing the hole that I really did any kind of rules infraction, but then afterwards seeing it on camera, there was Slugger and I sat down and Slugger said that you have to take two strokes.
In September, Woods partnered with singer/actor Justin Timberlake, Nexus, RBC and Albany Bahamas to establish the ONE Bahamas Fund to aide the rebuilding efforts in Abaco and Grand Bahama. The six included host Tiger Woods, who has not won his own event since 2011 when it was held in California, is coming off with a win in Japan in his previous start.More news: National Football League looking into Patriots staffer’s footage from Bengals-Browns game