This is the need of shooting, in order to cooperate with the advertising language: those who make strong men, although far away, will be punished, showing blood type A.

In the movie, this paragraph is really shocking.

But in actual combat, if you do this, the monitor will greet your family directly. Do you want to expose the target and kill all your brothers?

In order to hide, ordinary troops often remove everything that may affect concealment.

As for the special forces, it is necessary to remove everything that may make the other party recognize their identity.