Military Arms Channel demonstrates the the blunt force trauma that can be experienced from a gun shot while wearing body armor.
The body armor used in this test is from Spartan Body Armor. The test pistols include an Auto Ordnance 1911A1, Sig P226 Mk-25, and a Tokarev . The ammo used includes Hornady Critical Duty .45 ACP and 9mm, as well as PPU 7.62×25 Tokarev.