Time-honored rituals, drafted and refined over centuries, allow for ritual mourning and provide order at a dramatic moment of transition.

Pope Francis remains critically ill with double pneumonia at Rome's Gemelli Hospital, where he has been for 11 days. His condition has slightly improved, and he is still receiving oxygen. The Vatican is optimistic despite his ongoing health challenges.

Pope Francis, head of the Roman Catholic Church, has held his title for 12 years. What to know about the Jesuit.