PGA Tour star questions validity of Brooks Koepka's victory in dig at LIV Golf
![PGA Tour star questions validity of Brooks Koepka's victory in dig at LIV Golf](https://i2-prod.mirror.co.uk/incoming/article28262728.ece/ALTERNATES/s615/0_MIRRORKOEPKA.jpg)
LIV golf were the subject of a cheeky tweet by a golfer on the PGA Tour which came after Brooks Koepka secured his maiden win on the contirvesial Saudi-backed golf circuit