Pope Francis is bringing his secretaries with him to help him manage a four-country itinerary while keeping up with business back home, further proof that this may be the most difficult trip of his papacy. Francis will clock 32,814 kilometres by air during his Sept. 2-13 visit to Indonesia, Papua New Guinea, East Timor, and Singapore, far surpassing any of his previous 44 foreign trips and notching one of the longest papal trips ever, both in terms of days on the road and distances travelled. That’s no small feat for a pope who turns 88 in December, uses a wheelchair, lost part of a lung to a …