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Uploaded on Aug 19, 2011
Few singers can boast such glittering careers as English mezzo-soprano Sarah Walker. She has performed at the world's great opera houses, recital halls, and even at Leonard Bernstein's 1989 concert to celebrate the fall of the Berlin Wall. She's a woman of forthright views, and talks to Iain Burnside about what she's looking for -- as a juror -- at this year's Wigmore Hall/Kohn Foundation Song Competition.