What's going on here ? What are they training for ?

There’s a rare but possible chance you’d need to shoot into someone you’ve mounted… Seems a low enough chance that training for it is a waste of ammo and time And The pistol whips after multiple headshots are dumb

I think theyre learning how to install hardwood flooring with a pistol.

They’re going to have to switch to a 1911 if they want a melee weapon.

ThebGreat punching bag invasion that is spoken about in legend

Is this Lucas form T-Rex arms ?

Obviously not self defense

Not sure but if you shoot something point blank 5 times in the face, I'm pretty sure you don't have to then beat it with your gun.