LOS ANGELES CA. MAY 16, 2013. Sondra Radvanovsky as Floria Tosca and Marco Berti as Mario Cavaradossi in the dress rehearsal of the opera production of “Tosca” at the Dorothy Chandler Pavilion on May.16, 2013. Review of “Tosca” a new production (to L.A.) by the Broadway director John Caird(Lawrence K. Ho/Los Angeles Times)