> How is it legal for a police offer to arrest someone without any warning, without even telling them why they're being arrested, and without probable cause?
Cops can hold you for some amount of time, generally around 24 hours without cause.
> What are the repercussions for these officers for falsely arresting people?
None
> Do they suffer any consequences, or do they suffer no punishment for this injustice?
Cops can hold you for some amount of time, generally around 24 hours without cause.
> What are the repercussions for these officers for falsely arresting people?
None
> Do they suffer any consequences, or do they suffer no punishment for this injustice?
No punishment.