In the final round of the 2019 World Golf Championships-Mexico Championship, Dustin Johnson registered a 5-under 66 on his way to getting to 21-under for the tournament to grab his 20th career PGA TOUR victory. SUBSCRIBE to PGA TOUR now: http://pgat.us/vBxcZSh The World Golf Championships - Mexico Championship returns to Chapultepec Golf Course. Phil Mickelson defends his title in Mexico City against the likes of Webb Simpson, Patrick Reed and Francesco Molinari. In 2018, Mickelson beat Justin Thomas in a playoff to end the longest win drought of his career. Welcome to the official YouTube channel of the PGA TOUR. Here you can find everything you need to stay up to date with the world’s foremost golf tour. Check in for highlights from every tournament plus player interviews, player profiles, tournament previews, swing analysis and all the greatest shots and amazing moments. Teryn Schaefer presents the best social media posts from around the world of golf in ‘Good, Bad & Unusual' and after each day's play brings you the biggest talking points in 'The Takeaway'. Check out https://www.pgatour.com for complete coverage along with all the latest news, scoring, and stats! Follow PGA TOUR online: Instagram: https://instagram.com/pgatour/ Facebook: https://www.facebook.com/PGATour Twitter: https://twitter.com/PGATOUR SoundCloud: https://soundcloud.com/pgatour Sign up for exclusive coverage - http://www.pgatourlive.com PGA TOUR Superstore - http://www.pgatoursuperstore.com/