The terrorist was either already dead or seriously injured when the officer used him as a shield. If you notice as he charges at the terrorist you can see puffs of dirt rising up as he shoots him.
"Techniclly speaking, Beta-Manboi didnt inject Burberry_Massi with Benz, he injected him with liquid that had air bubbles in it, which caused benz." - House M.D
"Faith without logic is the same as knowledge without understanding; meaningless"
