Milen Saavedra reports for Pagina Siete: GIAN-CARLA Tisera, PRODUCER AND COMPOSER from Cochabamba The Bolivian who conquered New York with a Tinku opera The artist remembers the beginning of her career and motivation to explore the fusion of Bolivian rhythms with classical music. Six years ago the singer and Bolivian composer Gian-Carla Tisera moved to…