The decision from the USGA on assessing a penalty stroke to Dustin Johnson’s fifth hole caused an incredible meltdown in the golf community.

As golf fans – and Johnson himself – waited to see American golf’s ruling body confirm a one-shot penalty on Johnson, some of golf’s biggest figures expressed their opinion on social media.

The US Open and Dustin Johnson started trending on Twitter worldwide pretty much immediately after the situation, and USGA rules official Jeff Hall discussed the ruling body’s stance on the Fox telecast.

Here’s a quick look at the reaction.