sentences:  In LA, Sondra Radvanovsky once again sang the title role in Tosca with Russell Thomas as Cavaradossi and Ambrogio Maestri as Scarpia.James Conlon conducted.In San Francsisco, Carlo Montanaro conducted Bohème with Erika Grimaldi and Julie Adams sharing the role of Mimi, Ellie Dehn as Musetta, Arturo Chacón-Cruz as Rodolfo and Audun Iversen as Marcello.