LOURDES DEL RÍO, CORRESPONDENT, UNIVISION NEWS: But this decision of Pope Francis doesn't take place in a vacuum. Experts say the Pontiff could certainly be testing the waters to eventually make even more dramatic changes in other aspects of Catholic doctrine.
DANIEL ÁLVAREZ, PROFESSOR OF THEOLOGY, FLORIDA INTERNATIONAL UNIVERSITY: His stance is always anti-legalistic. And in the name of anti-legalism many new things can arise. For example, priesthood for women, and the end of celibacy.