Here's a look at what we know about the operation and what the pope's doctors will be watching out for.

“Scandal” is a word often heard used in recent months by U.S. bishops regarding the best ways to provide pastoral care and communicate authentic church teaching to pro-choice politicians who identify as Catholic.

If precedent is any indicator, whoever Biden names is likely to be a practicing Catholic who has either worked or volunteered with the Catholic Church — and who is an open supporter of the president.

What is the legacy of Pope Francis’ apostolic exhortation “Amoris Laetitia,” released five years ago today?

Pope Francis: “We have realized that we are on the same boat, all of us fragile and disoriented, but at the same time important and needed, all of us called to row together, each of us in need of comforting the other.”

While much ink has been spilled by Vatican watchers interpreting how the pope’s writings and structural changes will shape the church for years to come, Pope Francis’ gestures may do even more to define his legacy.