Radio 3 Requests

With Chi-chi Nwanoku. Casals playing Bach, soprano Sylvia McNair in Mozart's Marriage of Figaro, and a beautiful choral setting of poetry by Robert Frost are amongst this week's selection. Plus, Valery Gergiev's successor as conductor of the Rotterdam Philharmonic, Yannick Nézet-Séguin, on boyhood memories as a chorister and his resulting passion for the music of Haydn.