CNN reporting that

“Inscriptions on the three unfired casings read ‘Hey, fascist, exclamation point, catch, exclamation point. Up arrow symbol, right arrow symbol and three down arrow symbols,’” [Utah Governor Spencer] Cox said.

And that (among other things):

Robinson at the [family] dinner said “Kirk was full of hate and spreading hate,” according to the relative’s account related by Cox.

https://www.cnn.com/us/live-news/charlie-kirk-shot-utah-death-09-12-25?t=1757688390480