Earlier quoted context omitted.
I think the mentality among the police is "I'm going home tonight, no matter what." Given the opportunity to wear body armor and carry a rifle when confronting a perceived threat, many will take it.
They also have the opportunity to not enter the house. There is a reason that burglary is dangerous: it invites a confrontation that doesn't have to exist. I'm not so starry-eyed as to imagine that the cops never need to enter a house forcefully. But they can make this happen at a time and means of their choosing. They can watch to determine how many people are in the house. They can wait for some suspects to leave a…
My comments speculate upon the mindset of those involved in these raids regarding their choice of weapons and gear. They know they are going into a house, that much is given.