Victims or witnesses of a crime also find themselves having to deal with the criminal justice authorities. For instance, they may need to lodge a criminal complaint, or to make a statement.
Victims and witnesses

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The police can arrest someone who is suspected of committing a criminal offence and question him.…
Once the investigation has been concluded, the public prosecutor may decide to prosecute a suspect. In…
At the hearing, the court either acquits or convicts the defendant, or discharges him from prosecution…
Someone who has been convicted and wishes to challenge the court’s judgment can lodge an appeal…
On appeal, a different (higher) court reviews the case. This court may convict or acquit the…