Trying to find info on the circumstances of Ashli Babbitt's killing. She was a nasty person, but that's not enough of an answer. This Newsweek article comes closest to explaining. It sounds like a panicked action by the cop. https://www.newsweek.com/capitol-police-officer-who-shot-ashli-babbitt-during-riot-placed-administrative-leave-1559778
Two things that are both true: (1) Babbitt's killing needs investigation and was likely unjustified. (1) Even in the worst case, it's not in the same category as breaking into someone's home in the middle of the night and shooting occupants.