Jon Rahm dropped only two shots during the last three rounds in the final barge BahamasHero World Challenge-20 J Rahm (Spa); -16 T Finau (USA); -15 J Rose (Eng); -14 H Stenson (Swe); -13 P Cantlay (USA), R Fowler (USA); -12 D Johnson (US); -11 A Norwegians (Swe), X Schauffele (US), G Woodland (US) -10 P Reed (USA); -8 B DeChambeau (USA), J Thomas (USA), B Watson (USA); -6 K Bradley (USA); -5 J Day (Aus); -1 T Woods (USA); level H Matsuyama (Jpn)
Spaniard Jon Rahm picked up seven birdies to win the Hero World Challenge with four battles in the Bahamas & # 39; s.
Rahm, who led at night with Tony Finau and Henrik Stenson, placed a bogey-free seven-under-65 to finish at 20 below.
The British Justin Rose was in sight of the world number one spot after a 65, but Finau denied him with a birdie at the last for the sole possession of second.
Tournament host Tiger Woods was 17th in the 18-man field after a final 73 left him at a downfall.
Rose, 38, who took five shots with a share of eighth enter the final round, on the 11th a putt of the green traveled for his fourth birdie of the day.
He lowered a 15-footer to breathe the 15th and birdied the par-three 17th of five feet, but saw another birdie-chance of 12 feet, for a round of 64, finite on the edge from the cup.
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A triple share in second place needed to regain the top spot he earned in September for the first time left him alone in the runner-up spot in that stage after Finau made a double bogey on the 14th .
But the American took two shots in the last four holes to make sure that compatriot Brooks Koepka, who did not play this week, remained at the top of the rankings when Rose finished third.
Big-hitting Rahm, the first Spaniard to play in the 20-year history of the event, continued after four birdies in his opening nine holes in Albany.
The 24-year-old world number eight, part of the triumphant Ryder Cup team in Europe in September, closed his third individual title of the year, the sixth of his budding career.