Yes, the kick was unwarranted after the criminal gave up.
No, it was a proper handling after the criminal endangered many lives.
The third-rate mind is only happy when it is thinking with the majority. The second-rate mind is only happy when it is thinking with the minority. The first-rate mind is only happy when it is thinking.
Moderator's Warning: Mikhail. Knock off the personal attacks.
"Never fear. Him is here" - Captain Chaos (Dom DeLuise), Cannonball Run
Mace Windu: Then our worst fears have been realized. We must move quickly if the Jedi Order is to survive.
"Compromise, conformity, assimilation, submission, ignorance, hypocrisy, brutality, the elite. All of which are American Dreams..." - Know Your Enemy by Rage Against the Machine, 1992
The suspect was prone on the ground in a surrender position, there's laws against unprovoked attacks on people, and the damn cop is, guess what, an officer sworn to uphold the law. He's not allowed to dispense his own justice.
He's a criminal, he should be prosecuted, he should be convicted, and he should be put in jail with absolutely no special considerations about what his job was before he committed that crime.
Police brutality in California!? I refuse to believe it!