Barenboim on Beethoven

Second of two programmes in which pianist and conductor Daniel Barenboim gives a masterclass on the Beethoven piano sonatas, coaching some of the world's rising stars of the piano who already have international careers. Shai Wosner plays the first movement of the Tempest Sonata, Op 31 No 2, and Jonathan Biss with the third movement of Sonata in E, Op 109.