Nadine Sierra stars as the self-sacrificing courtesan Violetta, with tenor Stephen Costello as her self-centered lover, Alfredo. La Traviata premieres beginning Sunday, April 2. Check local listings. [VID: After a gloriously fast and loose life, Violetta finds her one true love. But what can love do when her time is running out? Don't miss this brilliant production of Verdi's beloved heartbreaker "La Traviata," starring the sensational Nadine Sierra and Stephen Costello. Look for "La Traviata"on