Under what conditions?
The law in your state may vary. But in mine (Texas), deadly force can be used during arrest:
There are some other qualifiers -- you can read it if you like.
My point is: there's no carte blanche under the law in my state to use deadly force in an arrest.
Under what conditions?
Yes, even if you are running away.
I’m really tired of us pussyfooting around with this kind of behavior. It’s why we have this kind of behavior.
I should point out that my list basically matches yours. I did not imply, but should have, that I didn’t mean literally anyone running from the police - like the guy running down the sidewalk, passing a cop, and the cop yells for him to stop.
This case was the type of case I was talking about. And your number 2 covers it.