Earlier quoted context omitted.
I don't believe they are opening themselves up to any legal liability. See [1] and links for a disturbing list of recent examples of police receiving qualified immunity. One example from the article: > On May 18, the court turned away three of these appeals, including a jaw-dropping case in which police were granted qualified immunity after literally stealing $225,000. (There is no clearly established right not to be…
There's not enough liability, perhaps, but there's certainly some. Here[0] is a list of police department settlements and another[1] of individual police officers being tried and/or convicted for recent high-profile killings. Note that media coverage is inherently sensational and therefore not reflective of reality--just because the media gives much more attention to killings than to the legal repercussions doesn't m…
Your link [1] shows how rarely police officers are found criminally liable for murder even in the most egregious of circumstances (only the most egregious ones are prosecuted at all and even most of those result in acquittals).
On the other hand you are right that link [0] shows that it is much more common that the police are found to have civil liability. Not personally, of course, the payments will come out of liability insurance (and, therefore, taxpayer coffers).