What gun was used in the assassination of JFK?
Ruth Paine
Ruth Hyde Paine (born September 3, 1932) was a friend of Marina Oswald, who was living with her at the time of the JFK assassination. According to five government investigations, Lee Harvey Oswald stored the 6.5 mm caliber Carcano rifle that he used to assassinate U.S. President John F. Kennedy in Ruth Paine's garage, unbeknownst to her and her husband, Michael Paine.
6.5×52mm Carcano
The cartridge was identified by the Warren Commission as the round used in a World War II-surplus Italian 1891 Carcano (Fucile di Fanteria Mod. 91/38) rifle purchased by Lee Harvey Oswald and used in the assassination of President John F. Kennedy.