Alaska Statutes Title 12. Code of Criminal Procedure § 12.70.130. Arrest without warrant

The arrest of a person may also be lawfully made by a peace officer or a private person without a warrant upon reasonable information that the accused stands charged in the courts of another state with a crime punishable by death or imprisonment for a term exceeding one year, but when arrested the accused must be taken before a judge or magistrate without unnecessary delay and, in any event, within 24 hours after arrest, absent compelling circumstances, including Sundays and holidays, and complaint shall be made against the accused under oath setting out the ground for the arrest as in AS 12.70.120.  Thereafter the answer of the accused shall be heard as if the accused had been arrested on a warrant.