Europe's Danny Willett says his parents and wife were abused by fellow crowd members during the Ryder Cup.
In an article prior to USA's 17-11 win at Hazeltine, the Masters champion's brother PJ called the home supporters a baying mob of imbeciles.
The behaviour of the partisan American crowd has drawn plenty of debate, with a number of players booed and heckled throughout the tournament.
"I don't think that's our sport, that's not what we play for, that's not what we do," he told Sky Sports.
"You've got 150-200,000 fans there that love watching golf," he added. "Unfortunately, you've got the odd one or two that don't actually go there to watch the golf, which is a shame.
"I don't think you should be walking around playing golf while people are saying things to your parents and saying things to your wife.
"Unfortunately that happened and unfortunately it put a little bit of a downer on what was supposed to be my first really good experience of the Ryder Cup."