Apropos is Holmes's psychatrist over in Aurora, Co. School faculty have to worry about their own little mini-9/11's every day that a kid walks in worried about

Apropos is Holmes's psychatrist over in Aurora, Co. School faculty have to worry about their own little mini-9/11's every day that a kid walks in worried about a problem, because how would they ever be able to show their faces to the parents again if that worried kid ended being the 1/10,000 kid that would end up bring violence to their school, and the school had done nothing?