§15.  Initiation of Prosecution

Section 15.  Prosecution of a felony shall be initiated by indictment or information, but no person shall be held to answer for a capital crime or a crime punishable by life imprisonment except on indictment by a grand jury.  No person shall be twice placed in jeopardy for the same offense, except on his application for a new trial, when a mistrial is declared, or when a motion in arrest of judgment is sustained.