Pope Francis said the challenges facing humanity and the Earth are so urgent and important that he has invited world leaders, educators and young people to come to the Vatican next spring to launch a global alliance for building a new, more humane future.
Having gone to Africa as a pilgrim of peace and hope, Pope Francis said he hoped the seeds planted there by his visit would bear abundant fruit for everyone.
The pope's own Jesuit astronomers are a "Men in Black" of a spiritual kind.
Cardinal Roger Etchegaray, a longtime Vatican official and papal envoy who was sent to some of the world's most wounded and challenging places, died in France Sept. 4. He was 96.