I thought guys were trained to hit the center of the chest, not the head. Bigger target, more stable, hence easier to hit. I guess if you want a 100% certain kill shot the head is a harder but better choice but disabling is often okay.
“I thought guys were trained to hit the center of the chest, not the head.”
The article explains this.
Body armor for the face is crap.
Body armor for the chest can be pretty good.
When I was in the military I grouped in the throat.
It’s the difference between a defensive face-to-face shooting (center of mass) and a sniper’s shot. One is done under great stress, the other under slightly cooler circumstances by a more skilled operator with a highly accurate weapon.