They're not going to say.

But consider that his repeated unsportsmanlike conduct finally got him a black card, and left the US épée team unqualified for the 2024 Olympics, AND he was made to stay in a separste building from his teammates because they (especially the women) didn't feel safe around him.

I think it's a fair guess that he assaulted somene, in one way or another.

Meaning, he's accused of what, exactly?