8 GCA § 15.80: Warrant: Return; Unexecuted Warrant Revived by Prosecutor.

(a) The officer executing a warrant shall make a return thereof to the court before whom the defendant is brought pursuant to § 45.10. At the request of the prosecuting attorney any unexecuted warrant shall be returned to the judge by whom it was issued and shall be cancelled by him.

(b) On or before the return day the person to whom a summons was delivered for service shall make a return thereof to the court before whom the summons is returnable.

(c) At the request of the prosecuting attorney made at any time while the complaint or indictment is pending, a warrant returned unexecuted and not cancelled or a summons returned unserved or a duplicate thereof may be delivered by the judge or clerk to the peace officer or other authorized person for execution or service.