Yes. The prosecutor's job would be to help the police secure a search warrant for a drug raid if there was suspicion of drug activity. A police officer involved in the raid could serve as an arresting officer if drugs were found. The DA would be in the same situation as the prosecutor.
It depends on the circumstance; however, generally a juryor, more specifically, apetit jury determines the guilt of a defendant.The petit jury is tasked with reviewing the evidence and deciding whether or not the defendant is guilty beyond a reasonable doubt.In cases where a jury is not present, the judge holds this responsibility.
Most felony arrests are decided by the arresting officer. A prosecutor will then decided whether proceed with the charges or change them accordingly.
District Attorney
There is no "presiding officer" at a plea negotiation - only the prosecutor and the defense attorney. As a matter of little known fact, although most judges DO go along with a negotiated plea deal, the judge in the case is not required to abide by the plea bargain agreement and can reverse or change the parameters of the plea deal.
In a criminal case, the prosecutor is the attorney representing the government who presents (i.e.: prosecutes) the case against the defendant in an attempt to prove him guilty of the charges for which he was arrested. The attorney representing the accused is the "defense" attorney. In a civil case there is no "prosecutor" only an attorney representing the aggrieved party (i.e.: the plaintiff) and the attorney representing the defendant/respondant who is the one being sued.
A charge of disturbing the peace would have to be negotiated between arresting officer, prosecuting attorney and your legal advisor.
That phrase refers to the agency for which the arresting officer works.
district attorney contry of los angals
If his subsequent investigations lead him to believe that the the arrestee has proven not to be the one sought for the offense, he can go to the prosecutors office - advise the prosecutor of his reasoning - it then becomes the prosecutor's task to approach the court to have the charge(s) withdrawn.
It's all up to the prosecutor, judge, jury or possibly the arresting officer to change the charge from a felony charge to a misdemeanor charge, happens all the time..
In most counties the Sheriff or District Attorney is the chief law enforcement officer for the county. In most states the State Attorney General is the chief law enforcement officer for the state.
While it is not very professional, it is probably not a crime. You may want to discuss the specifics (as well as the difficulty of proving this) with a local attorney.