What should the cops have done? Let him run amok, possibly injuring others? They used a stun gun, not a gun. If the cops had let the strong, mentally confuse

What should the cops have done? Let him run amok, possibly injuring others? They used a stun gun, not a gun. If the cops had let the strong, mentally confused guy go on doing whatever he wanted, it could have ended badly in any of a million other ways. Lose/lose