Pope Francis celebrated Pentecost Mass, urging Christians to avoid "diversity without unity" and "unity without diversity."

Vatican officials slammed it as “a disaster for the whole world because the United States has such importance today and is a country that many follow.”

Francis recently granted a series of film interviews with legendary German director Wim Wenders that form the basis of “Pope Francis–A Man of His Word."

Watch out Pope Francis, President Trump is coming for you—at least in terms of popularity on Twitter.

An excerpt from Jesuit Sean Salai's new book "All the Pope’s Saints: The Jesuits Who Shaped Pope Francis"

With the civil war worsening and famine spreading, Pope Francis already in March had expressed doubts about the possibility of making the trip.