Few pieces of 20th-century classical music carry the emotional weight of Samuel Barber’s Adagio for Strings . Originally the second movement of his String Quartet, Op. 11 (1936), the piece was arranged for string orchestra in 1938 by the composer. It has since become an icon of American music, performed at the funerals of Franklin D. Roosevelt and Albert Einstein, and immortalized in films like Platoon . Dubbed 9xmovies: Machete Kills Hindi