Six protesters sprinted onto the 18th green at the PGA Tour’s Travelers Championship on Sunday before Scottie Scheffler attempted a tournament-clinching putt, briefly spraying smoke and powder before cops tackled them—erupting spectators into applause and chants of “USA.”
Sunday’s incident saw six protesters arrested, authorities said, matching the number of demonstrators cameras captured sprinting onto and near the green—to a flurry of boos and expletives—before they...