SAS Performing Arts will present Pucinni’s “Il Trittico” with mezzo-soprano Tichina Vaughn taking on two roles. Vaughn will sing the roles of Frugola in “Il Tabarro” and La Zia Principessa in “Suor Angelica.” The Grammy Award-winning mezzo will be joined by sopranos Rebecca Kidnie and Juyoung Ma, tenor Eric Sebek, and baritones Shanley Horvitz, and Geoffrey di Giorgio who will {…}