By Rev. Gerald E. Murray, J.C.D., First Things - How is it possible for Catholics to trust the supreme authority of the Church when that authority refuses to answer a fellow bishop's serious charges that the pope himself has done the very thing he previously condemned? How can journalists or anyone else make fully informed conclusions about the truthfulness of what Viganò says when the one man who can affirm or deny those charges refuses to say a word, at least for now?