Sooo, the teacher will be the first one shot. Tell this to the same folks that advocate open carry. Robber case joint. Sees who’s holstered. Comes back minutes later blasting.
I love that photo. There is a hi-res image you can zoom in on and you can see the “go fast” switch on the receiver, making that an M2 carbine, the select-fire version of the M1 Carbine.