They are not unhandled, believe me the moderators will take the required action. You should not try and teach the teacher, right? Let the moderators do their duty and they are paid for it. Have some faith in them.
Just report it and leave off. If you can't stop thinking about it again and again, just use the ignore button located under his profile.
I have nothing personal against Lucia, I don't hate anyone and I don't want to see anyone killed for whatever reason.
I want Trump to suck my dick, doesn't make him do it. Wanting something and doing something are two different things. If one wants other to die, that's their feelings but if they threaten to kill someone, then it is a problem.