PBS Will Again Air Emmy Award-Winning Gershwin Prize Concert Series Librarian of Congress Carla Hayden today announced that husband-and-wife team Emilio and Gloria Estefan are the next recipients of the Library of Congress Gershwin Prize for Popular Song. The honorees represent two historic firsts for the prize – the first time it has been awarded to a married couple or to musicians-songwriters of Hispanic descent. The Estefans symbolize the rich cultural diversity of the Ame