stfu and get a lawyer asap. Tell him what happened and let him handle it. If you were wronged by that police agency' date=' not only will charges be dropped/thrown out by the judge, but you may be able to sue and come out better than you were.
this happens all the time. The police will break the law constantly because they know from experience that they don't get punished for it because the victims of such harrassment don't legally push back. The victims just want the experience to end and never do anything about it.[/quote']
Miranda rights are only needed if you are placed under arrest, you were placed under investigative detention.
EDIT: They should have read you your rights when they decided to put you in the back seat of the police car to take you to the station, but since they didn't question you afterwards it most likely will be voided by the judge.
they did question me and they did place me under arrest as soon as he found the paraphernalia he told me to put my hands on car i was under arrest.. he questioned the **** out of me at station and tried to get me to snitch on someone for about an hour and i wouldnt i think i pissed him off cause i wouldnt