To protect and serve

Cops arrive to help a guy in distress, won't take 'I'm fine, go away' for an answer, shoot his ass dead.  That'll learn him some manners: open the damned door next time, like a good subject.

Later a Grand Jury says 'no problem, dude, free to go'.

"If I knew that there was a man coming to my house with the fixed intention of doing me good, I would run for my life."  ~Thoreau