U.S.G.A. Could Bar LIV Golf Players From Future U.S. Opens. Golf, United States Open (Golf), LIV Golf, United States Golf Assn, Whan, Mike, PGA Tour Inc, British Open (Golf), PGA Championship, Masters Golf Tournament, Country Club (Brookline, Mass), Mickelson, Phil, Johnson, Dustin, DeChambeau, Bryson, Brookline (Mass), Saudi Arabia