A Protestant bishop speaking on the 450th anniversary of the death of a close collaborator of Martin Luther has re-opened debate on papal primacy and relations with Catholics.

In the matter of clerical abuse, justice must be done, says Martin Marty. But how and by whom the story gets told also matters. So why have Protestants and other Christians been so relatively quiet on the Catholic crisis?

The Vatican has launched an extraordinary attack on the world's media, blaming reporters for the scandal over the Catholic Church's deepening and severe child abuse crisis.