Take your hand and make a fist. Now press that fist to the side of your neck as hard as you can. Notice that you don’t pass out?
There’s a thick layer of muscle there that protects your arteries. You would either need to jam your knee under his chin into his neck from the front, or crush his neck from the side.
Yes, but the carotids are on the side of the neck, not on the back. The cop didn't press against the carotids.
Good point. However it's difficult to see if the knee was pressed against the carotid, and how hard it was pressed.
Take your hand and make a fist. Now press that fist to the side of your neck as hard as you can. Notice that you don’t pass out?
There’s a thick layer of muscle there that protects your arteries. You would either need to jam your knee under his chin into his neck from the front, or crush his neck from the side.