(in the US) This option is not available in some jurisdictions in this country and where it does exist, although the period varies, it is of short duration. In those jurisdictions where it does exist...
In Philadelphia and elsewhere in the United States, anyone being held in custody must appear before a judge within 48 hours. At that time, they are formally charged and the judge will ask them to...
The length of time would depend on the type of assault and the jurisdiction where the crime was committed. Call your local police department's non-emergency (or main) phone number and ask them what...
It depends on the "statute of limitations" in your state and the type of crime. In general, the statute of limitations is anywhere from a few years to ... never in the case of murder.
(in the US) It can depend on the laws of your particular state. Some states still have a charge "Held for Investigation" while many others either do not, or have done away with it. In any case, it...