The words you are looking for are combatants. How does bulldozing a combatants home have any affect on a tunnel? Because it destroys the entrance to the tunnel. There are no innocents in Gaza.
The babies and young children in Gaza are as innocent as they are everywhere else in the world. If you can’t see that, you should reexamine the lens you use to look at the world, it’s distorting things massively.
This is true. Their crime is not having been born a Jew. According to the Torah, the Talmud and the Talakha, shkotzim and shiksim like us must be slaughtered as is the right and the duty of the Chosen Ones to honor G-d.