Petroc Trelawny with arts news and music, including Debussy's Cello Sonata performed by Mstislav Rostropovich and Benjamin Britten (piano) at 6.15; Dvorak's Slavonic Rhapsody played by the Scottish National Orchestra, conductor Neeme Jarvi, at 7.15; and Lutoslawski's Variations on a Theme of Paganini played by pianists Martha Argerich and Nelson Freire at 8.00.