https://www.golfchannel.com/news/grayson-murray-fires-shot-kevin-na-na-claps-back

Notoriously slow player, Kevin Na, and Grayson Murray, typically a field-filler on the PGA Tour, are trading insults on Twitter like a couple of juveniles.

https://twitter.com/GraysonMurray/status/1482164993378467844

These two are supposed to be professionals, I am embarrassed for both of them.

You can read more about it on GolfChannel.com