PGA Championship 2019: Brooks Koepka relieved to retain title after 'stressful' finish Unknown 00:08 After a back-nine collapse, Brooks Koepka was glad to seal his win at the PGA Championship. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsCWG 2018: Mary Kom, 2 Others Claim Gold as Boxers ShineChinese Grand Prix: Vettel Snatches Pole Position in Ferrari One-TwoIPL 2018: Mumbai Indians' new spin sensation Mayank Markande earning rave revie...CWG 2018: Dipika Pallikal and Joshna Chinappa Storm Into Squash Women's Doubles Final2018 Commonwealth Games: Neeraj Chopra wins gold in men's javelin throwCommonwealth Games 2018, Day 10 Highlights - As It Happened