U.S. marines test a new bullet proof vest.
United States of America.
Demonstration of new body armour / bullet proof vest for use in Korea.
U.S. marine puts on vest and does a twirl. CU of marine officer looking down sight of Thompson sub machine gun. The officer point the gun at the back of a dummy wearing the jacket. He fires a short burst and we can see the bullets impacting on the vest. He now fires at the front of the jacket. Various men inspect the jacket.