Marina Nikolayevna Oswald Porter ( née Prusakova ; on July 17 , 1941 ) is the widow of Lee Harvey Oswald , the assassin of U.S. President John F. Kennedy .
Marina Nikolayevna Oswald Porter ( July 17 , 1941 ) is the widow of Lee Harvey Oswald . According to the Warren Commission he was the sole assassin of U.S. President John F. Kennedy .