Well, no one really wants to be the first one out in front.... Even “Let’s Roll” Todd Beamer was part of a larger group. And they took some time to organize things and get a vialbe plan of action.
My thinking is unless you’ve had some very specific training (like the military, police or security), most are liable (at the first seconds) to try to shield themselves. It’s not so unheard of, really.
So, the question here is whether students are really going to get any specific training to deal with this, or if it will be considered so rare that it’s not something that should be done. I’ve already heard of some school giving some training in defense (and attack) in a situation like this — but I don’t think this is going to be the rule.
He was not then able to blow up the bombs in his shoes.