When police have evidence that a suspect is the perpetrator for a crime, they'll usually perform an arrest. However, things aren't always so cut-and-dry, and sometimes police suspect someone of being involved with a crime but have no evidence. In these situations a person may be brought in for questioning at the police station. If the police believe you are involved with the commission of a crime, it is possible for them to hold you at the police station - but not forever! As long as there is...