ADV GCABASHE
That was going to be my next question.  Just to help me understand this, you knew they were unarmed, the bigger group, but you could see these two and they didn't wear red bandannas or anything of the sort, they weren't carrying knopkieries, they weren't carrying assegais.  Why did you associate these two with the grouping that had run into the school, running away from your firearm?