Before revision: The use of the mercy shot is not universal; due to limited compassion or the victims or due to limited available ammunition, some execution victims are left to die of their wounds or are simply buried alive, without a mercy shot.
After revision: The use of the mercy shot is not universal; due to limited compassion for the victims or due to limited available ammunition, some execution victims are left to die of their wounds or are simply buried alive, without a mercy shot.