"The new 'Nazi Sense' mechanic adds a whole new gameplay dimension on top of Call Of Duty: WWII’s already intense firefights. Instead of just blasting away at every enemy soldier, players will have to consider whether each individual Nazi might be an otherwise decent person who just happens to be fighting alongside some real bad apples."
http://www.clickhole.com/article/next-level-gaming-new-call-duty-will-penalize-play-6513