Tenor does double duty in Met HD broadcast
NEW YORK (AP) -- When the Metropolitan Opera closes out its HD broadcast season this Saturday, tenor Marcelo Alvarez will be doing double duty. In a relatively rare feat, he'll sing the leads in both halves of opera's favorite twin bill: Pietro Mascagni's "Cavalleria Rusticana" and Ruggero Leoncavallo's "I Pagliacci."...